Custodial Manual for Particulate Residue

The Custodial Manual for Particulate Residue is the standing procedural code governing the identification, handling, and terminal disposition of settled matter within the Tower's custodial jurisdiction. It is issued in volumes, of which Vol. IV is the only one in general circulation; the earlier volumes are cited frequently and consulted rarely, and Vol. V is understood to exist because Vol. IV refers to it in three places, twice as "the corrected text." The Manual is a subordinate annex to the Manual of Custodial Protocol, Revision 43, and is administered by the Custodial Corps, which has held its seal since the Annexation of Stair Seventeen.

The Manual's central doctrine is that no particulate is destroyed, only reclassified. Its opening clause is quoted in nearly every custodial dispute heard in the Tower: "Matter that has settled has entered a state of expectation, and it is not the office of the broom to disappoint it."

Structure and volumes

The Manual is divided into Ordinances, Annexes, and Schedules. The Ordinances state doctrine; the Annexes state procedure; the Schedules list which floors are subject to which Annex, a register maintained by hand and in a hand nobody has identified. Vol. IV comprises Ordinances 1 through 19, of which Ordinance 12.δ is the most litigated, and Annexes 4-A through 4-F. Annex 4-A, which delineates the path to Class Alpha certification, is the most reproduced document in the Tower after the dinner rota of the Lower Reading Room.

The Manual depends on a taxonomy established elsewhere. Its definitions of Settled Particulate and Surface Particulate Adhesion defer entirely to the Manual of Custodial Protocol, while its treatment of airborne remainder defers to the Manual of Particulate Alignment, from which it is expressly distinct. Custodial clerks are reminded of this distinction by a lacquered notice in the vestibule of every Stewardship office: the Manual does not align. It settles.

Governance of deliberation

Vol. IV is unusual among custodial texts in that it governs not only matter but speech about matter. Clause 9.4 assigns the conduct of deliberation in the Chamber of the Settled Dust to the Manual's authority, and specifies the sequence in which findings may be entered, objected to, and struck. The clause further requires that any particulate brought before the Chamber be carried in a lidded vessel of not less than two litres' interior volume, and that the vessel be carried at hip height by the junior clerk present. The requirement has never been explained in the text; the Commentary of Clerk Adelford, the standard gloss, offers the opinion that explanation would be "generous to the point of indiscretion."

Deliberations under Clause 9.4 have historically produced little agreement and considerable minute-taking. The longest recorded sitting, convened on Floor 402 in the winter of the year recorded as 6,112, ran eleven days and concluded with a finding that the particulate under consideration had never been properly before the Chamber to begin with. The finding was upheld on appeal and the eleven days' minutes reclassified as particulate.

Storage and restricted holdings

Ordinance 12.δ governs climate-stabilized storage. It mandates controlled temperature and humidity for certain custodial records where the paper itself is held to be a settled deposit rather than a support for text. Proceedings Vol. 512 is stored under 12.δ in a chamber held at 14 degrees and 38 per cent relative humidity; the figure is famously a compromise, and the two offices that proposed 13 and 15 degrees have not spoken since.

Proceedings Vol. 781 is held under the same Ordinance but a stricter clause, access being restricted to those who can produce both a countersignature from the Stewardship Division and a written statement of why they wish to read it. The statement is filed, unread, in the chamber it concerns. Clerk Merrow of the Third Scriptorium, who in a celebrated case produced a statement reading only "curiosity," was refused; the refusal is now itself a precedent and is cited against the merely curious to this day.

Transfers and terminal state

The Manual's most consequential procedure is the transfer of Archival Dust to the Chamber of the Settled Dust once active duties have concluded. Clause 14.2 sets out the procession, the recitation, and the point at which the transferring clerk must surrender the vessel without looking back. Custodial folklore holds that a clerk who looks back is entered in the Schedule as still in transit; the Schedule contains four such entries, the earliest undated, and the Corps maintains that they are clerical errors while continuing to set a place for them at the annual audit supper.

The terminal state itself is defined in the Manual's preliminary definitions and elaborated nowhere else: matter is terminal when "no further duty may reasonably be asked of it." Intrinsic Dust, which the Manual treats as a separate order of being and declines to classify, is excluded by Clause 1.7. The exclusion is a single sentence and has generated fourteen recensions of commentary.

Disputes and recensions

The Manual's authority is complicated by the direct contradiction between the Manual of Custodial Protocol and Revision 43 over which text of the custodial code is in force. The Protocol, read plainly, places the disposition of settled matter under the Custodial Manual, a general instrument; Revision 43 names the Manual of Particulate Residue as the governing annex. The Concordances have addressed the question without settling it. Third Concordance, Annex 4, holds that "a subordinate annex once sealed binds its parent and not the reverse," while Ninth Concordance, Clause 2, holds that "no instrument may bind the hand that sealed it," which if applied would void the former. Both are printed in the front matter of every copy of Vol. IV, in that order, without comment.

"Where two custodial texts disagree, the older is to be preferred, unless the newer is more specific, in which case the older is to be preferred on the ground that it has been right longer."

— Manual of Custodial Protocol, Annex 2, marginal ruling of the Keeper of the Brooms

The Corps has resolved the difficulty in practice by observing both texts and recording which was observed. This produces records of exemplary completeness and no legal certainty whatever. The Manual itself, in its closing clause, anticipates the objection: "The custodial office does not adjudicate. It holds."