5 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 4238.98 Accession Protocol
• MS 3597.16 Annexed Airspace

  Annexed Airspace describes any vertical or horizontal volume of space within The Tower whose jurisdictional boundaries and physical properti…

• MS 7701.06 Clerks' Concordance on Slip Equivalence
• MS 8589.73 Vault of Unanswered Questions

  The Vault of Unanswered Questions is a secondary repository and reference annex located on Spiral 899, Level 42, designated for the storage …

• MS 1015.31 Windle