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 6580.02 Concordance 4 (On Provisional Classifications)

  Concordance 4 (On Provisional Classifications) is a foundational administrative document governing the initial handling, classification, and…

• MS 3307.83 Polian Gauge

  The Polian Gauge is the primary device for the ontological assessment of proposed archival entries, housed within the Metrology Alcove on Fl…