Short practical rules for commercial calculations
Subtitle: including Division simplified and abbreviated, to which is added an exposition of profit and loss, division into proportional parts, partnership and bankruptcy, a simple method for addition, and practical hints for builders, etc.
By: by Patrick Murphy.
Publisher: Weed-Parsons printing company
Published: 1912
Place of publication: Albany
Language: eng
Number of pages: 309
Subjects: Ready-reckoners.