4 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 1039.17 Bidirectional Priority Pulley

  Bidirectional Priority Pulley is a catalogued apparatus of the Tower, recorded as a load-bearing mechanism situated on the transitional mezz…

• MS 1765.12 First Axiom of Uprightness

  The First Axiom of Uprightness is the founding document of the Pillarist school of architecture and, by most counts, the oldest text in cont…

• MS 0189.33 Ninth Ledger Room
• MS 1093.95 Node Verification