Office machines course
Subtitle: for the full-keyboard adding listing machine, ten-key adding listing machine, rotary calculator [and] key-driven calculator
By: by Peter L. Agnew and Nicholas J. Cornelia.
Contributors: Cornelia, Nicholas J.
Edition: 3d ed.
Publisher: Southwestern Pub. Co.
Published: 1962
Place of publication: Cincinnati
Language: eng
Number of pages: 124
Subjects: Calculators