2 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 4722.64 Certification to Permanent Holdings

  Certification to Permanent Holdings is the formal administrative transition by which a subject, object, spatial configuration, or conceptual…

• MS 7020.01 The Aperture of Provisional Protocols Place

  The Aperture of Provisional Protocols is the formal designation for Floor 404, an administrative level of the Tower dedicated to the draftin…