Cover Image

Masked dispatches cryptograms and cryptology in American history, 1775-1900 /

Main Author: Weber, Ralph E. 1926-
Other Authors: United States. National Security Agency/Central Security Service. Center for Cryptologic History,
Format: eBook
Language: English
Published: [Fort George G. Meade, MD] : Center for Cryptologic History, National Security Agency, 2013.
Physical Description: 1 online resource (xvi, 202 pages) : illustrations.
Edition: Third edition.
Series: United States cryptologic history. Pre-World War I ; v. 1.
Subjects:
Online Access: http://purl.fdlp.gov/GPO/gpo52790

Internet

http://purl.fdlp.gov/GPO/gpo52790

CMU Gov Pub Electronic

Call Number: D 1.2:C 88/4/2013