The schoolmaster's most useful companion, and scholar's best instructor in the knowledge of arithmetic [electronic resource] : In two parts, ... To which is added, an appendix. ... By D. Fenning, ...
With a final advertisement leaf. Reproduction of original from the British Library. Available online to authorized PSU users as part of the Medicine, science, and technology series of Eighteenth century collections online.
Reproduction Note
Electronic reproduction. Farmington Hills, Mich. : Thomson Gale, 2003. Available via the World Wide Web. Access limited by licensing agreements