4 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 1392.29 Documentary Phase ( 314–520)
• MS 5641.94 The Hum of Settled Accounts
• MS 7896.31 The Principle of Unambiguous Premise

  The Principle of Unambiguous Premise is a foundational directive of the Tower's administrative logic, formalized by the Office of Foundation…

• MS 6273.85 Third Order of Librarians