Marine Corps · Legacy SSN

299 Groundman, Telephone and Telegraph

Converted to 641, effective 1945.

Documented history

Groundman, Telephone and Telegraph · Converted to 641, effective 1945

Predecessor title from the AR 615-26 column: Groundman, Telephone and Telegraph. Suggested conversions/remarks: 641. The table gives no row-level effective date; effectiveTo records the June 1945 manual year.

Sources

Sourced from official classification manuals and messages. Spot an error? Let us know.