6 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 8628.21 Almost-Perpetual Motion Device

  The Almost-Perpetual Motion Device is a certified mechanism, defined under Taxonomic Series 44.312.07β, that exhibits motion exceeding opera…

• MS 4680.51 Arin

  Arin is the collective designation applied by the Librarians to a recurrent administrative lineage within the Tower, comprising no fewer tha…

• MS 1847.32 Pneumatic Conduit Array

  The Pneumatic Conduit Array is the primary infrastructural complex responsible for the internal transportation of urgent dossiers, priority …

• MS 9990.46 The Immovable Annex

  The Immovable Annex is a specialized holding within the Lateral Annex system, designated for the storage and maintenance of objects whose co…

• MS 1788.18 Two-Seal Controversy
• MS 9594.40 Year of the Broken Seal