Common sense applies to numbers; or, The word system in reading columns of figures, explained and exemplified ...
Subtitle: also short methods for multiplication, interest etc. ...
By: By B.S. Potter ... and R.B. Welch.
Contributors: Welch, R. B.
Edition: 2d rev. by R.B. Welch, and J.E. Anderson ...
Publisher: Published for the author
Published: 1874
Place of publication: Quincy, Ill
Language: eng
Number of pages: 48
Subjects: Ready-reckoners.