The teacher of mathematics and the war savings program, including problems for elementary and high school classes in mathematics and business arithmetic. Prepared by Walter W. Hart, Veryl Schult, and Violet Coldren with members of the War finance division ...
|Corporate Author:||United States.|
|Other Authors:||Hart, Walter W. 1879-|
Washington, D.C., U.S. Treasury dept., War finance division, Education section 
> Study and teaching.
Saving and investment.
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