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