Private telegraphic code of Heath & Finnemore, produce & commission merchants, London, Ontario
Series: CIHM/ICMH Microfiche series = CIHM/ICMH collection de microfiches -- no. 93206
Publisher: s.n.]; Vivian)
Published: 1993
Place of publication: [London, Ont.?
Language: eng
Format: Microform
Number of pages: 28
Subjects: Cipher and telegraph codes.
Notes: Text in double columns.

Tables.

Filmed from a copy of the original publication held by the University of Western Ontario, D.B. Weldon Library, London. Ottawa : Canadian Institute for Historical Microreproductions, 1993.

iv, 41 p. ; 26 x 20 cm.