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 0583.78 Pneumatic Tube Network
• MS 7294.45 Warden of Perilous Folios

  “No folio is perilous in its own right; peril resides in the juxtaposition of its contents with the cataloguer’s certainty.” — Third Concord…