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 4305.52 Doctrine of Latent Infrastructure
• MS 8211.04 Magistracy of Pre-Cataloguement Review
• MS 9510.06 School of Persistent Forms
• MS 9258.77 Securement of Holding

  The Securement of Holding is the administrative procedure by which a shelf-granted subject is fixed to a defined point in the Tower's struct…