7 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 8704.80 71st Concordance

  The 71st Concordance is a governing instrument of the Tower, promulgated in the winter following the partial collapse of the Eastern Stairwe…

• MS 2660.24 Bureau of Spiral Integrity
• MS 3408.00 Cross-Floor Expeditions

  Cross-Floor Expeditions are cataloguing ventures whose floor warrants authorize passage through, and accession from, more than one numbered …

• MS 2717.11 Gamma Aperture Oversight Bureau
• MS 3340.87 Great Premise Famine
• MS 2903.89 Scribe's Iron Gall

  Scribe's Iron Gall is a prepared writing fluid of the ferrous-gall family, held by the Office of Proprietary Inks as the common ancestor of …

• MS 1884.62 SFU-A model