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 2779.72 Secondary (Conditioned) Vaults
• MS 4910.31 Type 1 (Conditional)

  The Type 1 (Conditional) classification denotes a class of archival holdings whose existence and properties are formally contingent upon one…