8 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 3466.37 Binding Dust
• MS 8082.26 Class (Nu – Persistently Tangible)
• MS 7040.88 Concordance 142, Section IX
• MS 9480.15 Extrapolative Cataloguing
• MS 0180.38 Floor 512

  Floor 512 is a custodial and acoustic floor of the Tower, administratively situated between Floor 451 and Floor 606, though its physical des…

• MS 1672.13 Interregnum of the Still Tongue
• MS 5254.46 Provisional Slates
• MS 8671.69 The Threnody Debates

  The Threnody Debates were a protracted series of procedural and ontological disputes within the Curatorium of Verification during the late 1…