5 holdings are shelved on this floor. A shared floor records where volumes sit and nothing about what any of them says; these are neighbours, not relations.

• MS 0344.31 Aperture of Recursive Radiance

  The Aperture of Recursive Radiance is a designated Class-Ξ Photonic Recursive Aperture located on the western spiral of Floor Ξ-44. Its prim…

• MS 6818.28 Documentary Anchors

  Documentary Anchors are a class of Conceptual Anchors employed to fix a documentary subject — a record, an attestation, a catalogue entry, o…

• MS 2549.36 First Acoustic Cartography
• MS 1776.35 GL-4992/17
• MS 9635.11 Seal of First Entry