The Royal Mattress Tester's Ledger

• Chapter 1 Form 804-B: Requisition for Royal Bedding
• Chapter 2 The Standardized Density of Gosling Down
• Chapter 3 A Knock at the Gate in Unregulated Rain
• Chapter 4 Protocols for Drenched Nobility
• Chapter 5 The Certified Legume Selection Process
• Chapter 6 Calibrating the Base Slat Deflection
• Chapter 7 Mattresses One Through Ten: The Coarse Wool Foundation
• Chapter 8 Mattresses Eleven Through Twenty: The Eiderdown Layer
• Chapter 9 The Royal Archivist's Objections
• Chapter 10 A Discrepancy in the Thread Count
• Chapter 11 Mattresses Twenty-One Through Thirty: Quilted Silk Variances
• Chapter 12 Midnight Audits and Ticking Clocks
• Chapter 13 Mattresses Thirty-One Through Forty: The Apex Feathers
• Chapter 14 The Insertion of the Specimen
• Chapter 15 Step-Ladder Permitting and Scaffolding Laws
• Chapter 16 Night Watch: Monitoring Ambient Friction
• Chapter 17 The Calculus of Bruising
• Chapter 18 Morning Interrogation over Lukewarm Tea
• Chapter 19 Quantifying Subjective Discomfort
• Chapter 20 Sub-Committee Review of the Contusion
• Chapter 21 The Queen Mother's Counter-Inquiry
• Chapter 22 Red Tape at the Tower Threshold
• Chapter 23 The Peer-Reviewed Princess
• Chapter 24 Sealing the Ledger in Triple Copy
• Chapter 25 An Official Endorsement of Matrimony
• Chapter 26 Filing the Pea in the Permanent Record

The Office of Comfort Standards and Slumber Verification occupied a windowless basement room directly beneath the Great Hall, positioned deliberately so that the vibrations of royal revelry could remind its occupants of their fundamental unimportance. Barnaby Finch, Senior Assessor of Nocturnal Resilience, did not mind the subterranean damp. Dampness was predictable; it could be measured with a calibrated hygrometer and recorded in a calfskin register twice daily. People, by contrast, were erratic, poorly glued together, and constantly attempting to sleep on unauthorized textiles.

At precisely eight o'clock in the morning, Barnaby dipped his steel nib into iron-gall ink, wiped the heel of his hand against his gray flannel waistcoat, and smoothed out a blank leaf of Form 804-B. The form was printed on thick, sulfur-bleached rag parchment that smelled mildly of cabbage water. It was an exquisite document, designed forty years prior during the reign of King Aldous the Uncompromising, featuring thirty-four distinct fields of inquiry regarding the mechanical, theological, and hygienic properties of any mattress intended for use within the royal perimeter.

Above him, the flagstones shuddered as a heavy sideboard was dragged across the banquet floor. A tiny shower of dried lime dust fluttered down from the vaulted ceiling, settling over Barnaby’s inkpot like a pinch of dry flour. He did not look up. Looking up did not advance the kingdom’s paperwork, nor did it clear the three-inch backlog of requisitions for bolster refurbishment currently languishing in his outbox. He blew the chalk dust from the parchment, aligned his brass ruler with the margin, and inscribed the current date with rigid strokes.

A sharp, rhythmic rapping at the frosted glass panel of his door broke his concentration. Before he could call out the mandatory invitation to enter—prescribed by Civil Service Edict 114 as "Enter and present your business in legible terms"—the door swung inward with an uncivilized clatter.

Steward Garrow stood in the portal. Garrow was a man composed entirely of sharp elbows, boiled starch, and frantic loyalty to the Queen Mother. He carried no clipboard, which Barnaby immediately recognized as a sign of institutional decay. A bureaucrat without a writing surface was simply a vagrant with an opinion.

"He needs to marry, Finch," Garrow gasped, clutching the jamb as though he had run down the spiral stairs from the solar without observing the mandatory landings. "It has been determined. By the Queen. By the Council. By several nervous heralds who are running out of neighboring duchies to canvass. We have reached a point of constitutional emergency, and the apparatus must function."

Barnaby dipped his pen again. "The apparatus functions continuously, Garrow. It is currently functioning on an audit of the goose feather stores in North Barn, where three sacks of down from the autumn cull appear to have been miscategorized as third-tier gander plumage. That is a customs deficit of four groats. Sit down or stand squarely; you are creating an irregular draft that disturbs the drying of the ink."

Garrow did neither. He lunged forward, planting two splayed hands upon the edge of Barnaby’s oak desk, mere inches from the pristine surface of Form 804-B. Barnaby shifted the ledger slightly to the left to preserve its corners from grease transfer.

"The Prince returned yesterday from the southern circuit," Garrow whispered, his voice vibrating with the strain of court secrets. "Twelve estates visited. Twelve noble maidens interviewed. Three were disqualified for squints, two for excessive laughter during the grace before meat, four for having lineages that blurred suspiciously around the third crusade, and three who were, by all accounts, perfectly adequate young women who unfortunately could not play the virginals without sweating through their velvet."

"Sweating is a physiological inevitability under velvet," Barnaby remarked dryly. "If the Crown desired temperature neutrality, it would permit linen blends in the high summer courts. There is an appendix regarding flax importation which has sat unread upon the Lord Chancellor’s sideboard since the previous solstice."

"The Prince does not care about flax, Finch! The Prince desires perfection. The Queen Mother desires an heir. And the King desires that everyone stop shouting in the council chamber before the midday roast. They have determined that the next claimant—whomever she may be, however she may arrive—must be subjected to the Ultimate Test."

Barnaby’s steel pen stopped its steady scratching. He lifted his head slowly. His spectacles, double-ground lenses mounted in horn frames, caught the pale light of the tallow lamp on the wall. "The Ultimate Test? We have not employed the Ultimate Test since the accession of the Queen Mother’s grand-aunt, Queen Beatrice the Bruised. And that resulted in seven years of litigation with the Guild of Bedwrights regarding structural deformation."

"It is in the charter," Garrow insisted, tapping the desk with a manic fingernail. "Article Nine, Section Three. The Test of the Sensitive Skin. If a maiden claims royal authenticity, she must demonstrate a dermic perception beyond the capacity of common blood. A common girl, raised on straw pallets and rough hemp, has a back like an ox; she could sleep upon an iron harrow and wake refreshed. A true princess possesses tissues so delicately tuned to the order of the cosmos that the slightest irregularity in her substrata causes profound physical distress."

"It causes inflammation," Barnaby corrected. "Inflammation is a clinical reality. The cosmos has very little to do with it. If we are to requisition for an Ultimate Test, we cannot simply fling bedding into a heap like haymakers after a cider festival. We require authorization. We require Form 804-B."

Barnaby drew the document toward himself, took up a fresh quill—a stiff goose feather harvested from a bird that had clearly lived a disciplined life—and cleared his throat.

"Applicant," Barnaby said, hovering the nib over the first empty box.

"There is no applicant yet," Garrow said. "She has not arrived."

"Then I cannot issue the bedding."

"Finch, she could arrive tonight! The weather is deteriorating over the marshes. Every stray baronet’s daughter with an umbrella and an ancestral seal will be seeking shelter by nightfall. The Queen demands that the tower bedchamber be prepared before sunset. Forty layers. That is the decree."

Barnaby paused. The quill remained suspended, a single droplet of black ink swelling at its tip like a dark pearl. "Forty? The historical precedent established under Beatrice was twenty mattresses and twenty feather-sacks. Forty total units. You are suggesting forty mattresses?"

"Twenty of each," Garrow amended quickly, pulling a crumpled scrap of vellum from his sleeve. "Twenty hair-and-wool foundations, twenty over-quilts of white goose down. The Queen Mother was explicit: forty layers between the girl and the chassis. If she feels the foreign body through that depth of upholstery, her bloodline is unquestioned. The wedding will be on Michaelmas, and the kingdom will be saved from a contested succession."

"And if she sleeps soundly?"

"Then she is an imposter, and the master-at-arms will see her off the estate before breakfast."

Barnaby sighed, a dry sound like the rustle of dead parchment in an autumn wind. He had spent twenty-four years in the Department of Comfort Standards. He had seen dukes weep over lumpy bolsters; he had seen visiting papal nuncios demand three additional wool toppers to protect their sacred coccyges from the drafty floors of the guest wing; he had witnessed the great Moth Infestation of '72, which had reduced the Royal Linen Closets to a state of moral and material devastation. He did not like haste. Haste produced wrinkles, and wrinkles produced false readings.

"Very well," Barnaby said. "We begin with Box One: Department of Origin. That will be the Office of the Lord Great Chamberlain, though I note his seal is absent from your person."

"I am acting on verbal instructions from the Queen Mother herself," Garrow hissed, leaning down so close Barnaby could smell the caraway seeds the man chewed to disguise his nervous indigestion.

"Verbal instructions are merely sounds made by the throat, Garrow. They leave no carbon on the paper. However, under the Emergency Hospitality Provision of the Third Regency, an oral command may be processed if countersigned by an Assessor of the Second Class or higher. As I am Senior Assessor, I will countersign the requisition myself, under protest, and with an asterisk."

Barnaby made a neat star in the margin. He enjoyed asterisks; they were small anchors dropped into the turbulent sea of administrative vanity, marking the precise spot where someone else had made an error.

"Box Two," Barnaby continued, his pen moving with mechanical cadence. "Primary justification for material displacement. I shall enter: Determination of Sovereign Lineage via Subcutaneous Compression Analysis. Box Three: Delivery site. You mentioned the tower chamber? Which tower? The North-West Octagon or the Maiden’s Turret?"

"The High Tower," Garrow said. "The room with the stone vaulting and the lancet windows overlooking the ditch."

"An atrocious location for slumber evaluation," Barnaby observed without looking up. "The ambient draft from the crenellations will create an irregular thermal gradient across the upper tiers of down. A cold mattress contracts; a warm mattress expands. If the maiden shifts toward the wall to escape the easterly wind, her weight will concentrate on the lateral seams, thereby artificially increasing the pressure per square inch over the central datum point. The testing site should be an interior alcove, draft-free, with two tallow braziers burning at fifty paces to maintain atmospheric equilibrium."

"The Queen wants the High Tower," Garrow said flatly. "It looks more traditional in the ballads. No one writes songs about a princess being tested in an interior storage corridor."

"The ballads have never had to balance an upholstery ledger," Barnaby muttered. "High Tower it is. Now, regarding the inventory. Twenty wool-and-horsehair mattresses. Standard size: five cubits by three cubits, square-tufted with unbleached hemp thread. Are these to be drawn from the Standing Reserve in the crypts, or does the Queen expect the Household to strip the guest quarters?"

"The Standing Reserve, of course," Garrow replied, looking slightly uneasy. "The Lord Treasurer will not permit the purchase of new ticking for an unverified candidate. Use what is on the racks."

Barnaby winced slightly. "The Standing Reserve has not been beaten since the middle of the last reign. Mattress Seven has a slight depression in the lumbar quadrant where the Bishop of Trier spent three weeks with the stone. Mattress Twelve was subjected to an unfortunate damp incident during the spring freshets of the year before last; it remains somewhat consolidated in the corners. If we stack them without preliminary carding, the baseline deflection will be wildly asymmetrical."

"Then card them, Finch! Have the boys beat them with willow switches. Just get them to the tower."

"Willow switches require a separate permit from the Master of the Woods," Barnaby said, pointing the non-writing end of his quill at the ceiling. "Woodland extraction without a receipt is an offense against the Forest Laws. We will use the cane flails from the laundry. They are licensed for domestic utility. That covers the wool layer. Now, the second twenty: the feather-beds."

He paused, his nib hovering over the sub-section titled Avian Down Integrity and Feather Class.

"This is where the calculation becomes perilous," Barnaby said, his tone softening into the grave seriousness he reserved for arithmetic. "You cannot simply layer twenty feather-beds together like pancakes. The down of the common domestic goose has an average loft of three inches when uncompressed. Twenty layers, unladen, will produce a column five feet high above the wool foundations. Add the five feet of wool and horsehair, and the total elevation of the sleeping surface will exceed ten feet from the floorboards."

Garrow blinked, his narrow forehead furrowing as he attempted to visualize the altitude. "Ten feet? Can one climb ten feet without a permanent stair?"

"One cannot legally do so without a certified mounting ladder," Barnaby said, making another small notation in Box Six: Accessory Equipment. "A three-step library stool will be utterly insufficient. We will require the folding cedar steps from the Gallery of Tapestries, which will necessitate an inter-departmental transfer voucher signed by the Keeper of the Curiosities. If the candidate falls from a height of ten feet while attempting to mount the testing apparatus, she will not be a princess; she will be a casualty, and her kin will have an actionable claim against the Board of Works."

"The cedar steps will be provided," Garrow said through clenched teeth. "Write it down. What else?"

"The foreign body," Barnaby said. His voice dropped an octave. He set the pen down on the brass rest and folded his ink-stained fingers together. "The disruptor. The core anomaly. What is the designated testing agent?"

Garrow looked around the small, empty office, as if an agent of the neighboring duchy might be concealed within the basket of charcoal. He reached into his waistcoat pocket and withdrew a small, round object wrapped in a piece of oiled cheesecloth. He laid it upon the desk with the dramatic caution of an engineer handling Greek fire.

Barnaby did not touch it. He pulled an ivory-handled lens from his waistcoat pocket and leaned down to inspect the parcel through the glass. He used the tip of a clean pen-knife to roll back the corner of the cloth.

Inside lay a single, dried field pea.

It was wrinkled, dull green with an inclination toward yellow around the hilum, and distinctly imperfect. It was approximately four millimeters in diameter, slightly flattened on one face where it had pressed against its pod-mate during the late summer podding, and completely unimpressive to any eye that did not belong to a member of the Board of Green Cloth.

"That," Barnaby said, "is a garden pea. Pisum sativum."

"It is the royal instrument," Garrow corrected him. "Selected by the Queen Mother herself from the scullery bins."

Barnaby groaned. It was a low, administrative groan that expressed centuries of bureaucratic despair over royal amateurism. "From the bins? The uncalibrated bins? Garrow, this is madness. Is it dried? Was it kiln-cured or sun-cured? What is its specific hardness on the Mohs scale? If it is sun-cured, it will have retained internal moisture; under the pressure of twenty mattresses and a maiden of, let us estimate, eight to nine stone, the pea may suffer structural collapse. It could split along the cotyledon line! If the pea flattens, the displacement vector drops by fifty percent. A girl could be of the purest blood of the Western Empire, and she would feel nothing more than a faint textural suggestion, which she might easily mistake for a knotted seam in the seventeenth ticking!"

Garrow’s eyes widened slightly, but his obstinacy held. "The Queen said a pea. She did not specify its hardness. She said, 'Take a pea from the cook’s table, Garrow, and let us see if this girl has the hide of an archduke or the hide of a swineherd.'"

"The Queen Mother," Barnaby remarked, picking up the pen-knife again to tap the legume with the flat of the blade, "is an enthusiast. The civil service cannot afford enthusiasm. If this test is to withstand an appeal by the girl’s family before the High Court of Chancery, we must have documented proof that the pea was an unyielding body. I will have to test its resistance to crushing under a standard lead pound-weight before I can certify Box Nine: Irregularity Specifications."

"You have six hours," Garrow said. "The sky is the color of an old pewter flagon. The storm will break before twilight. The Queen expects the room to be furnished, the linen ironed with rose-water, and the ledger prepared for the King’s sign-manual by the eighth hour of the night."

Barnaby picked up his pen again. His movements were steady, unhurried, almost meditative. The world outside his basement was governed by storms, by the passions of young princes who could not find wives in the proper manner through treaties and dowry negotiations, and by the whims of elderly queens who believed that royal virtue was a matter of sensitive spinal nerves. But here, within the borders of Form 804-B, there was only weight, measure, and the relentless logic of the inventory.

"I will require four porters," Barnaby said, his pen flying across the lines now with the dry, rhythmic whisper of a scythe in short grass. "Not the boys from the kitchen. I need the heavy draymen from the salt cellars. The horsehair mattresses weigh eighty pounds apiece; lifting them through the spiral staircase of the High Tower without scraping the plaster will require men who understand structural clearance. If they knock lime onto the ticking, the weight will be altered."

"Granted," Garrow said.

"I will require twelve sheets of bleached holland linen," Barnaby continued. "Not the frayed ones from the common laundry. They must be three-quarters bleached, rinsed three times in river water without potash, and pressed cold. Potash stiffens the thread, and a stiff sheet introduces extraneous tactile interference. We cannot have the candidate reporting a crease in the second layer when she is supposed to be reporting a legume at the base."

"Granted. The Laundress-in-Chief will scream, but I will give her a warrant."

"And finally," Barnaby said, blotting the bottom of the first leaf with sand from a pierced tin box, "I will require an official escort for the pea itself."

Garrow stared at him. "An escort? For a vegetable?"

"For the Instrument," Barnaby said firmly, blowing the excess sand onto the stone floor where it joined the lime dust. "If I am to place this pea beneath the bottom-most mattress, as prescribed by ancient usage, I must be accompanied by a representative of the Court and an officer of the Guard. Otherwise, what is to prevent some soft-hearted chambermaid from slipping her hand between the slats and removing it out of pity for the poor girl’s hips? Or worse, what is to prevent an ambitious lady-in-waiting from inserting a second pea to double the probability of detection?"

Garrow looked down at the tiny, wrinkled green sphere on the cheesecloth. In the gray light of the basement, it looked very small, very dry, and entirely incapable of supporting the weight of a royal dynasty.

"You think someone would cheat?" Garrow asked.

"I know that everyone cheats when the crown is involved," Barnaby said simply. "That is why we have forms. That is why we have duplicate ledgers. That is why the Office of Comfort Standards exists: to ensure that when a miracle occurs, it does so in accordance with the regulations."

He gathered the three leaves of Form 804-B together, tapped their edges against the desk until they formed a sharp, perfect rectangle, and laid them before Garrow.

"Sign here," Barnaby said, pointing with a stained thumbnail to a line at the bottom of the page marked Responsible Party (Civil or Domestic). "And here, in the box marked Assumption of Liability for Broken Slats. Then take your pea to the weights-and-measures alcove in the buttery. I will meet you there with the calipers in twenty minutes. If it does not measure four millimeters across both axes, we will have to file down the edges until it conforms to the standard."

Garrow took the pen, his hand shaking slightly as he signed the heavy vellum. "You are an impossible man, Finch. The whole court is in a fever of romance and destiny, and you are worrying about calipers."

Barnaby Finch took the pen back, dried the nib on a scrap of greasy leather, and placed it neatly beside the inkpot.

"Destiny, Garrow, is merely history that has not yet been audited," Barnaby said, rising from his stool and taking his ring of heavy iron keys from the peg behind the door. "Now let us go and see if the Kingdom’s honor can be supported by forty layers of uncarded wool and a single dried seed from the South Paddock."

The path to the North Barn led through the Lower Butteries, past the salt-fish barrels, and across a cobbled courtyard where the autumn air was already beginning to thicken with the scent of wet slate and turned earth. Barnaby Finch walked with the deliberate, measured stride of a man whose knees were officially registered as working components of the civil service. At his side, dangling from a stout hemp loop, swung the Departmental Brass Standard: a polished cylinder of bell-metal weighing exactly twelve ounces, against which all claims of buoyancy, loft, and fluff were measured.

Behind him tramped the four heavy draymen requisitioned from the salt cellars. They were wide, mournful men who smelled intensely of brine and wet horsehair, led by an elder carter named Hobb who regarded Barnaby’s leather-bound registers with the profound suspicion common among those who moved heavy things for a living.

"You can’t balance down on iron scales, Master Finch," Hobb rumbled, hitching up his greasy leather apron as they crossed the threshold of the North Barn. "Down ain’t lard. Down moves about. It takes in the breath of the weather. You bring a sack of autumn gosling into a warm kitchen, and it swells like a drowned pig; you leave it in the hay-loft under a frost, and it shrinks to nothing. You’re measuring wind."

"I am measuring volume against displacement under standardized atmospheric conditions," Barnaby corrected him without turning round. "The Department does not recognize 'the breath of the weather' as an admissible variable. If the down shrinks under frost, Hobb, it is because the barbules have collapsed due to ambient moisture, which indicates poor curing. The Crown does not pay for poor curing. The Crown pays for forty cubic inches of loft per four drams of sample, subject to the deductions specified in the Feather Act of 1342."

The North Barn was vast, dim, and entirely lined with cedar-slat bins that rose to the rafters like the pigeonholes of an enormous, dusty desk. Here rested the kingdom’s reserves of fluff: swan-crop for ceremonial coronets, duck-body for the infantry’s winter waistcoats, clipped chicken feathers for the common foot-soldiers, and, in the high, dry bins of the eastern loft, the prized plumage of the spring and autumn goslings.

A fine, white silt hung perpetually in the air, catching the pale shafts of light that fell through the high louvers. It gathered in the corners of Barnaby’s eyes and dusted the velvet collar of his coat until he resembled a miller who had lost his way in a snowstorm. He produced a pair of horn-handled tongs from his coat pocket, reached into an open wicker pannier marked Bin 14: Autumn Gander-Prime, and drew forth a single cluster of down.

He held it up to his spectacles. A true down cluster, unmarred by flight feathers or the coarse quills of the wing-joint, was an architectural marvel. It possessed no central shaft; it was merely a soft, radial explosion of microscopic filaments, each barbed with thousands of tiny hooks designed by nature to trap pockets of stationary air.

"This is not Bin 14 material," Barnaby muttered, his brow furrowing as he turned the cluster between the tongs. "Notice the rigidity of the core. There is a spine here. A tiny one, no doubt, but a spine nonetheless. A spine implies a quill; a quill implies a contour feather; a contour feather belongs in Bin 9, among the carriage-seat stuffing. Who supervised the sorting of the Martinmas shipment?"

Hobb scratched his beard, producing a small shower of salt crystals and chaff. "Old Peter. The one with the milky eye. He sorts by the feel of his palms, Master Finch. Has done since the old king’s jubilee."

"Palms are not standard weights, Hobb. The palm of a seventy-year-old laborer is calloused to the thickness of sole leather. To Old Peter, a bundle of dried gorse would feel like silk velvet. Bring down the brass tester."

The brass tester, known formally in the department’s rolls as the Pneumatic Resistance Cylinder, was an imposing instrument of cold-rolled brass, eighteen inches high and four inches in diameter. Its interior was polished to the brilliance of a looking-glass to minimize wall friction. A brass piston, perforated with twelve precisely drilled holes of one-sixteenth of an inch to allow the escape of ambient air without permitting the egress of down, fitted smoothly into the bore.

Barnaby set the cylinder upon a level oak trestle, took his spirit level from his waistcoat pocket, and adjusted the leveling screws until the bubble rested exactly between the scratched twin lines on the glass tube. The draymen gathered round, their massive shoulders blocking the lantern light, their breath coming in short, sour puffs that made the loose down on the table flutter like nervous moths.

"Step back three paces," Barnaby instructed, waving them away with his quill. "Your respirations are inducing thermal turbulence. We cannot establish a true zero if the column is subjected to moisture from your lungs."

The men shuffled back obediently, muttering among themselves about the sanity of clerks who brought spirit levels to a feather barn.

Barnaby took a clean bone spoon, scooped three heaping measures of down from the center of Bin 14, and transferred them into the brass bore. He did not press them down; he allowed them to settle under gravity alone, tapping the outside of the brass casing twice with the wooden handle of his pen-knife to dislodge any filaments clinging to the rim.

"Now," Barnaby said, consulting his pocket ledger. "Under the table of the Third Regency, one ounce of dry down from a bird of the second year, when subjected to the descent of the twelve-ounce brass weight, must arrest the piston at the fourth graduation. That indicates a resilience factor of eighty-two percent. If it sinks to the third mark, the feathers are damp, broken, or adulterated with barnyard lint. If it remains above the fifth mark, the plumage is too coarse, and the quill-ends will pierce the holland ticking within forty-eight hours of occupation."

He released the catch.

The heavy brass piston descended into the tube. For a moment, it moved swiftly, hissing softly as the trapped air escaped through the perforated crown. Then, as it encountered the dense thicket of down clusters beneath, its progress slowed. It crept down past the sixth graduation, groaned against the polished metal wall, hesitated at the fifth, and finally drifted to a halt midway between the four and the five.

Barnaby adjusted his spectacles and bent low, bringing his nose within an inch of the engraved scale.

"Four point six," he declared.

The draymen looked at each other. Hobb spat through a gap in his teeth onto the cedar shavings. "Which means what, then? Do we load 'em or leave 'em?"

"It means," Barnaby said with an expression of profound clinical disappointment, "that we have a surplus of buoyancy of approximately six drams per cubic yard. The down is too stiff. It has been over-dried in the drying-kilns to prevent mildew, which has baked the natural oils out of the keratin. It will have an excessive resistance to compression."

"And that’s bad for a princess?" Hobb asked, genuinely bewildered. "Seems to me if you’re a grand lady, you’d want a bed that pushes back at you, like."

Barnaby sighed, closing his eyes for three seconds to gather the patience necessary to explain mechanics to salt-heavers. "A bed that pushes back, Hobb, is an elastic bed. An elastic bed distributes weight across the surface through lateral tension. If the upper layers of down possess excessive loft, they will form a catenary curve beneath the subject’s body. Instead of sinking uniformly toward the foundation—and therefore transmitting the focal impulse of the testing specimen directly to the lumbar vertebrae—the candidate will be suspended as if in a hammock. The legume’s presence will be completely masked by the perimeter support of the over-stiff plumage."

The draymen stared at him blankly.

"It means," Barnaby clarified in a flat, monotone delivery, "she won't feel the pea because the feathers are acting like a cooper's hoop. If she does not feel the pea, the Queen Mother will accuse the Department of providing an insufficient obstacle, or worse, she will accept a false princess whose lineage is based upon anomalous plumage rather than blood-purity. We must mix the stock."

"Mix it?" Hobb groaned. "Master Finch, we’ve forty ticks to fill and haul up that cursed corkscrew stair before the rain gets into the wool. The wind is coming round from the west; you can smell the salt off the mudflats. If we start blending bins now, we’ll be stuffing bolster-ticks by rushlight."

"Then we will stuff by rushlight," Barnaby said coldly. "The law does not suspend its constants merely because the sky is turning gray. We require a blend of sixty percent Bin 14 for volume and forty percent Bin 11—the soft, grey gosling down from the river parishes—to introduce the necessary compliance. Bin 11 has a resilience rating of three point eight. Combined, they will yield an average density of four point two. That will permit a five-stone body to compress thirty inches of bedding down to an active stratum of six inches, which is the maximum depth through which a dried four-millimeter legume can produce a noticeable deformation of the human epidermis."

He turned to his portable desk, which one of the younger draymen was holding against his chest like an oversized shield, and dipped his pen into the portable ink-well.

"Voucher 91," Barnaby wrote, the nib scratching sharply across the dry rag paper. "Transfer of eighteen stone of plumage from Bin 11 to the High Tower Assembly, for the specific purpose of density mitigation. Reason for alteration: Prevention of unwarranted catenary suspension during royal authentication."

He blew on the wet ink, took his small wooden sanding box, dusted the line, and handed the slip to Hobb.

"Go to the river-loft, Hobb. Take the large canvas hampers. Do not use the rush sacks; the loose weave lets the grease from the quills seep through, and if the down loses its grease, its static attraction will double. We cannot have the feathers clumping together in the northern quadrants of the bed while the southern quadrant remains flat. If the princess rolls toward the window because of a density vacuum, the entire test will be invalidated by environmental drift."

Hobb took the voucher with two thick fingers that were permanently stained blue from handling salted herrings. "You're a hard man, Master Finch. There’s folk down in the town drinking hot cider by the tavern fire, talking about how the Prince is going to find his true bride before the Michaelmas moon, and here you are weighing feathers against brass like they was sovereign coin."

"Feathers are sovereign coin," Barnaby said, capping his ink-pot with a brass screw-top. "A sovereign coin is merely a piece of metal that everyone agrees has a specific weight and purity. If you start clipping the edges of the coin, the market collapses. If you start stuffing mattresses with unregulated plumage, the monarchy collapses. The principle is identical; only the medium is softer."

He watched as the four men lumbered toward the wooden stairs leading to the upper lofts, their boots thumping rhythmically on the dry pine boards. From the high rafters, a stray pigeon took flight, disturbed by their passage, its wings clapping softly against the dry, cedar-scented air. Barnaby watched it go with a critical eye, noting that its primary flight feathers appeared somewhat frayed, likely due to an uninspected chimney flue in the bakehouse. Everything in the castle, he reflected, was slightly out of plumb, slightly deficient in its tallow, or four drams lighter than the statute required.

He picked up the Pneumatic Resistance Cylinder, wiped the brass rim with a square of dry flannel to remove the grease left by his fingers, and placed it back into its baize-lined wooden case.

As he turned toward the barn doors to check the state of the courtyard, he heard the first heavy drop of rain strike the cedar shingles above his head. It was a single, fat splash, followed immediately by another, three paces to the west.

Barnaby pulled his pocket watch from his fob. It was three minutes past three in the afternoon. The barometer in his office, if it was behaving with its usual fidelity, would now be falling toward twenty-eight inches. The air entering the open barn door smelled of wet slate, drowned nettles, and the cold, unwashed wool of sheep huddling against the drystone dikes on the high moors.

A storm of that magnitude, moving at twelve knots from the estuary, would reach the castle gates within thirty minutes. Any traveler caught upon the causeway would be soaked through three layers of wool before they could sight the watch-towers.

Barnaby frowned. Wet wool was heavy wool; heavy wool had a reduced loft; a reduced loft altered the resistance curves of every garment worn by a visitor. If an applicant were to arrive in such weather, she would not simply be damp; she would be mechanically altered. Her skin would be hydrated, her nerve endings sensitized by the cold, and her weight increased by at least four pounds of absorbed rainwater.

He walked to the barn threshold, pulled his gray wool cloak tightly across his chest, and looked across the lower bailiff’s yard toward the High Tower. The gray granite walls of the old keep rose up into the leaden sky like an unsharpened pencil, its small, narrow arrow-slits dark and forbidding. Somewhere up there, on the seventh landing, behind an oak door that hadn’t been unlatched since the death of the Dowager Duchess of Mecklin, the forty layers would have to be piled, leveled, and certified before the night was out.

"Four point two," Barnaby murmured to himself, watching the raindrops begin to pockmark the dry dust of the yard. "If we hit four point two, the displacement will hold. But if Hobb drops one of those hampers in the mud between here and the postern gate, I shall have him broken to third-class carter before the week is out."

He took his umbrella—a massive, ribs-of-whalebone affair covered in oiled sailcloth that had been tested against the high gales of the North Foreland—unhooked its brass catch, and stepped out into the unregulated downpour to meet the porters at the foot of the tower.