Office machines course
By: [by] Peter L. Agnew.
Contributors: United States Armed Forces Institute.
Series: [United States] War Department. Education manual EM 777
Publisher: Pub. by [i.e. for] the United States Armed Forces Institute by South-western Publishing Company
Published: 1944
Place of publication: [Madison, Wis.]
Language: eng
Number of pages: 124
Subjects: Calculators