Maguire's code of ciphers
Subtitle: a comprehensive system of cryptography designed for general use and arranged in conformity with the rules and regulations adopted by the International Convention of Telegraph Companies, respecting "secret language telegrams"
By: by Charles H.J. Maguire.
Series: CIHM/ICMH Microfiche series = CIHM/ICMH collection de microfiches -- no. 09507; CIHM/ICMH microfiche series -- no. 09507
Publisher: [s.n.]
Published: 1880
Place of publication: Québec
Language: eng
Format: Microform
Number of pages: 67
Subjects: Cryptography.; Ciphers.; Cryptograhie.; Chiffres (Cryptographie).