Class 687-301 parallel card punch field service and training manual.
By: Prepared by Technical Publications Dept., Marketing Education and Publications Division.
Publisher: National Cash Register Co.
Published: 1971
Place of publication: Dayton, Ohio
Language: eng
Number of pages: 58
Subjects: Computer input-output equipment.; Punched card systems.
Other titles: Parallel card punch field service and training manual.
Notes: "MS-896."