Title supplied by cataloger. Laid inside is a letter by W. l. Gross, Headquarters Military Division of Gulf, New Orleans, La., to Charles W. Moore, Cipher Clerk, Mobile, Ala., April 28, 1866; also there are directions for use of codes nos. 4 & 5 on yellow carbon paper. On fly leaf: No. 5. Ms. page numbers. "1864" and "1865" are included on p. 4, leading to the cataloger's suggested date.
Cryptography--Handbooks, manuals, etc Cryptography--United States United States--History--Civil War, 1861-1865--Communications--Sources United States--History--Civil War, 1861-1865--Cryptography United States. Military Telegraph Corps
Source
Thomas T. Eckert papers, 1861-1877 (bulk 1862-1867) Thomas T. Eckert Papers, Decoding the Civil War
Provenance
Purchased in part by the Library Collectors' Council from Seth Kaller, January 21, 2012.
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