The Librarians

The Librarians are the custodial order of The Tower, responsible for the reception, indexing, and preservation of all holdings admitted to the archive. Their authority is derived from and enumerated by the Concordances, and their primary duty is the maintenance of the Catalogue itself. The order’s membership is not publicly recorded, its internal hierarchy is opaque, and its procedures are defined by precedent and corrigenda more often than by explicit statute.

Origins and Constitutional Basis

The existence of the Librarians is presumed coeval with the Tower, though the First Concordance makes no mention of their establishment. The earliest definitive reference appears in Clause VII of the Second Concordance (Addendum 3), which states, “The keeping of the catalogue shall be vested in such officers as may, from time to time, keep it.” This self-referential mandate is considered the foundational charter of the order. Subsequent clauses across various Concordances have elaborated—and frequently contradicted—details of their appointment, jurisdiction, and permissible tools (see The Dispute of the Brass Keys).

It is a principle of Tower governance that the Librarians, as a body, cannot be in error regarding a matter of cataloguing; any apparent mistake is instead attributed to a misapplication of a Concordance or an undiscovered amendment thereto. This doctrine was formally established in the ruling following *In re: The Spectral Folio of Floor 4,112*.

Duties and Procedures

The Librarians’ work is divided into three primary branches: Admission, Verification, and Reconciliation.

Admission

Upon the arrival of a new holding—a process whose mechanics are not documented—a Librarian from the Admission branch is required to generate a provisional index entry. This entry includes a proposed floor assignment, a working title, and a cross-reference to the nearest analogous existing holding. The criteria for “nearest” are debated, leading to the complex and often contradictory web of cross-references that characterizes the lower Catalogue. The famed Librarian Aris was said to have spent forty-seven years attempting to reconcile the admission records for a single subtype of Non-Euclidean Kitchenware before the holding was quietly moved to a different wing.

Verification

The Verification branch is tasked with confirming the attributes of a holding against its catalogue entry. The Concordances are explicit that verification must never be conclusively performed. Clause 19 of the Third Concordance states, “A thing verified ceases to be a thing held and becomes merely a fact, which is not the province of this archive.” Consequently, Verification consists of a series of open-ended queries and comparative measurements designed to affirm the *possibility* of the holding’s described properties without ever confirming them. The instruments used, such as the Ambiguous Calipers and the Chrono-Refractive Spectroscope, are themselves holdings of the Tower.

Reconciliation

This branch addresses conflicts between catalogue entries, between Concordances, or between a holding and the space allocated to it. Reconciliation often results in the issuance of a new Addendum or the delicate, physical relocation of a holding to a different floor or annex. The most significant act of Reconciliation in modern times was the Great Re-Cataloguing of Spiral 77, which took three centuries and was declared “provisionally complete” in the year 14,022 of the Tower Calendar.

Membership and Succession

How one becomes a Librarian is unknown. There are no records of applications, examinations, or appointments. The prevailing theory, articulated in the *Tract on Latent Administration*, is that the role is not filled by individuals but is a contingent property of the Tower itself, manifesting in whomever is observed performing Librarian-like duties. Disagreement exists on whether Librarians age, retire, or can be said to die; recorded instances of a specific Librarian being mentioned across intervals longer than a typical human lifespan are attributed by some scholars to the re-use of honorifics, and by others to evidence of the order’s extramundane nature.

What is consistently noted is that the number of Librarians active at any one time appears perfectly sufficient for the tasks at hand, a phenomenon sometimes called “The Principle of Adequate Personnel.” Attempts to count them directly, such as the Census of the Whispering Stacks, have invariably failed, with the census-takers becoming subjects of catalogue entries themselves.

Notable Instruments and Paraphernalia

The tools of the Librarians are as curated as the holdings they manage. Each is catalogued and subject to the same rules of non-verification. Key instruments include:

• The Infinite Stamp, used to apply shelf-marks that are unique until examined closely.
• The Ledger of Partial Acquisitions, which lists holdings that have been anticipated but have not yet arrived.
• The Gavel of Deferred Judgment, employed during Reconciliation hearings to signify an adjournment to a later, unspecified date.
• The collective uniform, described in Addendum 12 to the Fourth Concordance as “garments of a neutral hue, suitable for quiet movement among stacks.” No further specification is given, leading to considerable variety in practice, though a drab grey is most commonly reported.

1. The text of the First Concordance is lost, but its existence is inferred from its citation in all subsequent Concordances. See The Problem of the Primordial Clause.
2. Adjudication Scroll 445, held on Floor 909, The Hall of Unsettled Arguments.
3. See Culinary Paradoxes, Wing Delta, Shelves 10,000–10,457.
4. Attributed to the Anonymous Scribe of the West Lightwell, though the manuscript itself bears no attribution.