Le calculateur anglo-français =
Subtitle: Anglo-French calculator : a ready reckoner for facilitating trade with France, comprising comparative tables of French and English money, weight, lineal & liquid measures, and showing at a glance, the cost of French goods in English money and of English goods in French money
By: by S. Louis.
Contributors: Droege, William.
Edition: Fourth edition, revised and extended / by William Droege.
Publisher: printed for the proprietor, R. Townsend Causton
Published: 1913
Place of publication: London
Language: eng
Number of pages: 85
Subjects: Weights and measures.
Other titles: Anglo-French calculator.
Notes: Previous ed.: London: Dawson, 1877.

Date from preface to the third edition, p4.