Barnard's universal cipher code
Subtitle: for telegraphic communication between chiefs of police, sheriffs, marshals and other peace officers of the United States and Canada
By: compiled by Floyd Shock.
Contributors: Shock, Floyd.; Geo. D. Barnard & Co.
Series: CIHM/ICMH Microfiche series -- no. 32853
Publisher: G.D. Barnard
Published: 1982
Place of publication: St. Louis, Mo
Language: eng
Format: Microform
Number of pages: 35
Subjects: Cipher and telegraph codes.
Notes: Filmed from a copy of the original publication held by the Library of Congress, Photoduplication Service. Ottawa : Canadian Institute for Historical Microreproductions, 1982.