Objects and instruments — box 1 of 34

• MS 6077.65 112-A

  112-A is the official designation for the first documented instance of a spatial aperture encountered within the Tower, discovered on the 11…

• MS 2198.47 Absence 001-Λ9

  Absence 001-Λ9 is a standardized conceptual vacuum and binding object within the Tower, used as the primary reference for calibrating absenc…

• MS 0425.71 Absence 417-Λ9

  Absence 417-Λ9 is a Permanent Reference Absence maintained in a specialized containment chamber on Floor π/2, Spiral 9, Aperture Lambda. It …

• MS 1759.85 Access Point 22-Delta

  Access Point 22-Delta was a Class-III auxiliary stairwell documented within Stairwell Delta on a currently unverified floor-level of the Tow…

• MS 8452.46 Acoustic Dampening Socks

  Authentic Acoustic Dampening Socks are not woven but are grown as a single, seamless construct from a proprietary mycelial-crystalline cultu…

• MS 9798.98 Aerostatic Page-Turning System

  The Aerostatic Page-Turning System is a network of pressurized gas conduits and articulated manipulator arms, formally designated under Towe…

• MS 3227.88 Aesthesiometer

  An aesthesiometer is a calibrated instrument used by the Librarian's Guild for the formal quantification and categorization of perceptual ab…

• MS 8533.05 Aethelred's Silence

  Aethelred's Silence is a powdered, non-luminous mineral substance quarried exclusively from the Aethelred Spiral (Spire 899), classified und…

• MS 5359.11 Aethelreds Permanent Glow

  Aethelred's Permanent Glow is a crystallized, self-luminous fungal growth cultivated and housed within Aethelreds Quarry on Floor 331, regis…

• MS 7418.74 Aether-compass

  An aether-compass is a calibrated instrument used to detect and indicate the local intensity of phlogistic aether within the architectonic s…

• MS 6419.04 Aethersounders

  An Aethersounder is a class of certified instrument, calibrated under Annex Beta (Calibration of Silent Instruments), used to detect, measur…

• MS 7490.03 Aggregate Echo Map

  Aggregate Echo Map refers to the physical material substrate upon which the master bibliographic influence map known as the Aggregate Echo i…

• MS 8840.43 Alloy Ω-7

  The exact formulation of Alloy Ω-7 is a trade secret of the Seventh Alloywrights, protected under Guild Standard 115δ1a. Publicly available …

• MS 5093.14 Alpha glyph ()

  Alpha glyph () is a Class-II Designated Glyph used within The Tower’s administrative corpus to signal the ratification and procedural closur…

• MS 0318.62 Amber Lens of Floor 710

  The Amber Lens of Floor 710 is a flawed, disc-shaped article of provisional categorization, listed under the custodial authority of Clerk-Re…

• MS 5822.84 Ambient Reality Probe

  An Ambient Reality Probe is a standardized instrument, typically cylindrical and composed of non-reactive argentum lattice, used by archival…

• MS 5102.24 Ambiguous Calipers

  Ambiguous Calipers are a class of precision instrument, standardized under the Twelfth Concordance, designed to provide multiple, often mutu…

• MS 1967.46 Ambivalent Prism

  The Ambivalent Prism is a crystalline instrument catalogued as an Ambivalent Artefact, Class Theta. Its optical properties demonstrate non-c…

• MS 9719.46 An Unremarkable Spoon

  The Unremarkable Spoon (Catalog Object 44-Alpha-Delta-9) is a utensil held in the Tower's Bureau of Latent Significance collection, notable …

• MS 0317.06 Analogical Plotting Engines

  Analogical Plotting Engines are a category of semi-mechanical computational devices employed primarily within the administrative and cartogr…

Arrangement within a series is by title. Box numbers describe the present arrangement and are not a permanent feature of the holding.