 | HIST-021-014 | B Branch Major Swears; Traffic B-II-C; 09/01/1945 |
 | HIST-021-015 | B Branch Major Swears; B-II-f-3a; 09/01/1945 |
 | HIST-021-016 | "B" Branch Major Swears; Camel Code Indicator, B-II-b; 9/1/1945 |
 | HIST-021-017 | B Branch Major Swears; Isolog Subsection B-II-c-4; 09/01/1945 |
 | HIST-021-022 | B Branch Major Swears; Caracristi far right; Hona Subsection B-II-d-3; 09/01/1945 |
 | HIST-021-023 | B Branch Major Swears; B-II-D; 09/01/1945 |
 | HIST-021-024 | "B" Branch Major Swears; B-II-a-2 Message Center Commander in Charge Miss Effie E. Obenshain, Shift Alternate in Charge - T/5 L. Rackley |
 | HIST-021-025 | B Branch Major Swears; B-II-F-3; 09/01/1945 |
 | HIST-021-026 | B Branch Major Swears; IBM Liaison; B-II-b-4; 09/01/1945 |
 | HIST-021-027 | B Branch Major Swears; Miss O'Rourke and Miss Hallowell; Coordination B-II-e-3; 09/01/1945 |
 | HIST-021-028 | B Branch Major Swears; Current Message Subsection; B-II-d-3; 09/01/1945 |
 | HIST-021-029 | B Branch Major Swears; M-9 Checker; 09/01/1945 |
 | HIST-022-005 | "B" Branch 2nd Wing, Captain Powers "B" Bldg; Traffic Analysis Research |
 | HIST-022-006 | "B" Branch 2nd Wing, Captain Powers "B" Bldg; Net Reconstruction and Intelligence |
 | HIST-023-001 | Communications and Security |