The mental accountant
Subtitle: Containing rules for performing the computations, which usually occur in business, without a pen. Intended chiefly for the higher classes of young gentlemen at boarding schools and academies; and for young merchants
By: By Thomas Whiting
Publisher: Printed for the author and sold by T. Longman
Published: 1788
Place of publication: London
Language: eng
Number of pages: 70
Subjects: Mental arithmetic