3 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 2957.98 Citation

  Citation is the fundamental mechanism by which assertions within the Tower are granted validity and stability. It is the architectural princ…

• MS 8530.27 Containment Fielding
• MS 2138.31 School of Literal Mechanics

  The School of Literal Mechanics was a heterodox administrative movement (c. Year 210–275) that sought to apply the principles of the School …