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 2109.78 Clause 31 of the Third Concordance

  Clause 31 of the Third Concordance, formally titled "On the Management and Disposition of Counterfactual Atmospheres," is a foundational reg…

• MS 4358.86 Volumetric Abstraction Threshold