Crank-driven calculator course.
Contributors: Agnew, Peter Lawrence, joint author.
Edition: 2d ed. By Raymond C. Goodfellow ... and Peter L. Agnew ...
Publisher: South-western publishing company
Published: 1941
Place of publication: Cincinnati; New York [etc.]
Language: eng
Number of pages: 124
Subjects: Calculators.
Notes: "Test[s]" (fold. form) laid in.