/ Cipher Book #5

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Title: Cipher Book #5
Date Created and/or Issued: 1864
1865
1866
Contributing Institution: Huntington Library
Collection: Thomas T. Eckert Papers
Rights Information: For information on using Huntington Library materials, please see Reproductions of Huntington Library Holdings: https://www.huntington.org/library-rights-permissions
Description: Title supplied by cataloger. Glued to inside front cover is a list of cipher holders. Glued to the front fly leaf: Memorandum Index. On verso of page 1: No. 5. Laid inside the book in an envelope labeled: Rules for working Cipher "No. 5". Envelope has printed on it: War Department, Official Business, Assistant Secretary of War. The rules are written on yellow paper, same as EC 49, six pages. Ms. page numbers. "1864" and "1865" are included on p. 4, leading to the cataloger's suggested date.
Extent: 40, [12] pages ; 16x9 cm
Identifier: mssEC 60
http://hdl.huntington.org/cdm/ref/collection/p16003coll11/id/1356
Subject: 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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