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 0624.53 Curators of the Seventh Aperture
• MS 4301.74 Doctrinal Re-cataloguing

  Doctrinal Re-cataloguing is the formal procedure by which a holding already entered in the Tower's registers is removed from its shelf, stru…

• MS 4476.18 Floor 7,820
• MS 9672.55 Office of Numerological Anomalies
• MS 0650.77 Procedural Mirrors
• MS 9051.27 Provisional Inference Ledger (PIL)