Mastery arithmetic
By: by George R. Bodley, Charles S. Gibson, Ina M. Hayes [and] Bruce M. Watson.
Contributors: Gibson, Charles Schuyler, 1870- joint author.; Hayes, Ina M., joint author.; Watson, Bruce M. 1860- joint author.
Publisher: D. C. Heath and company
Published: 1934
Place of publication: Boston; New York [etc.]
Language: eng
Subjects: Arithmetic.