TP-7
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Related Files
TP-7 Instruction Bulletin[1]- Instruction Bulletin
- Telephone Repeater
- TP-7
- October 15, 1942
References
- ↑ TP-7 Instruction Bulletin,
- "US Army Technical Manual Collection,"
- from the CECOM Historical Office archive, Aberdeen Proving Ground, MD.
- CECOM Historical Office
- "US Army Technical Manual Collection,"