Wright's rapid calculator
By: T.F. Wright
Series: CIHM/ICMH Microfiche series = CIHM/ICMH collection de microfiches -- no. 65217; CIHM/ICMH microfiche series -- no. 65217
Publisher: s.n.]
Published: 1909
Place of publication: [Toronto?
Language: eng
Format: [microform] /
Number of pages: 42
Subjects: Barêmes; Ready-reckoners
Notes: "An invaluable aid to efficiency with figures. For use in offices, schools and colleges."

Filmed from a copy of the original publication held by the National Library of Canada. Ottawa : Canadian Institute for Historical Microreproductions, 1997.

71 p. ; 18 cm.