5 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 9174.32 Aperture 419-Sigma-1
• MS 7849.04 Citation Protocols

  The Citation Protocols constitute the comprehensive procedural architecture governing the creation, formatting, validation, and de-conflicti…

• MS 6048.73 Office of Step Enumeration
• MS 8244.82 Provisional Texts

  Provisional Texts are written works admitted to the Tower's holdings before the question of their completion has been settled. A text is pro…

• MS 3036.72 Specular Records

  Specular Records is the collective designation for the non-redundant catalogue of every mirror, reflective surface, and optical interface do…