Message Center Chief
June 1945 is the manual's publication date, not an effective date for the suggested change. No calendar effective date is stated.
- Message Center Chief appears in both the June 1944 and September 1942 title columns; the June 1945 Present Title column is blank.
- The entry does not explicitly establish a cancellation or rename.
Source extraction notes
Predecessor title from the June 1944 tentative-manual column: Message Center Chief. Suggested conversions/remarks, as printed: 667. These are suggested reclassifications subject to individual Qualification Card and job-specification review, not automatic or present-day equivalents. The table gives no row-level calendar effective date. June 1945 is the manual publication date, not an inferred individual conversion date.
Source documents (1)
Reviewed September 24, 2026 against references 3 and 4.
- Manual of Military Occupational Specialties, NAVMC 1008-PD, June 1945, Appendix B
1. Appendix B, printed p. 246 / PDF image p. 252, SSN 674
PDF page 252 (opens in a new tab)2.Manual of Military Occupational Specialties, NAVMC 1008-PD, June 1945, Appendix B · event transcription · docs/legacy-data/usmc-wartime-ssn.jsonl:313; Appendix B, printed p. 246 / PDF image p. 252, SSN 674
PDF page 252 (opens in a new tab)3.NAVMC 1008-PD: Appendix B primary row 674 · Printed p. 246 / PDF p. 252, SSN 674; five-column primary image transcription · cited by the explanation
PDF page 252 (opens in a new tab)4.NAVMC 1008-PD: governing rules for deleted and changed SSNs · Chapter I section 13(2), printed p. 9 / PDF p. 15, and Appendix B heading, printed p. 236 / PDF p. 242 · cited by the explanation
PDF page 15 (opens in a new tab)PDF page 242 (opens in a new tab)