Punch-card methods ; how to use and operate punching, sorting, electronic statistical, tabulating, and accounting machines, including types 24, 26, 75, 80, 82, 101, 402, 403, and 407.

Bibliographic Details

Main Author:	Hartkemeier, Harry P. (Harry Pelle), 1904-
Format:	Book
Language:	English
Published:	Dubuque, Iowa : W.C. Brown Co., [1952]
Subjects:	Punched card systems. Tabulating machines.