Floor 1,839
- Holdings shelved
- 3
- Survey
- incomplete
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 4351.79 Correction of 4,447
- MS 3401.37 Null-Guide Wires
- MS 4551.60 Seven-Hour Groan of Floor 413's Eastern Joist