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American radio service code No.1 (for the exclusive use of the Radio personnel).
Kislak Center for Special Collections - Rare Book Collection 652M .Un32 no.1
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- Format:
- Book
- Language:
- English
- Subjects (All):
- Ciphers--Handbooks, manuals, etc.
- Ciphers.
- Cryptography--United States.
- Cryptography.
- United States. Army--Communication systems--Handbooks, manuals, etc.
- United States.
- United States. Army.
- Telecommunication systems.
- World War, 1914-1918--Cryptography.
- World War, 1914-1918.
- Genre:
- Handbooks and manuals.
- Penn Provenance:
- Mendelsohn, Charles J. (Charles Jastrow), 1880-1939 (donor)
- Mendelsohn, Esther Jastrow (donor)
- Physical Description:
- 22 pages ; 20 cm
- Place of Publication:
- [Place of publication not identified] : General Headquarters, American Expeditionary Forces, [1918?]
- Notes:
- Cover title.
- "Secret. Must not fall into enemy's hands."--Cover
- "This book has been issued to ------- " "for official use of Radio Station located at ----"--Cover
- "Precede every message in this code by 'RAD'".--Cover
- "Not to be taken in front of Brigade headquarters."-Cover.
- Local Notes:
- No. 336
- OCLC:
- 813528625
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