16mm Filmography
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Programming The Key Punch

Year Published: 1968

Creator: Sterling Educational Films

Format: 16mm

Sound: sound

Description: Illustrates the preparation of different program cards for the key punch. Shows how the star wheels of the program unit read the cards and cause the keypunch to change shifts, ship or duplicate. Introduces the verifier, which checks punched cards to detect errors.

No holdings listed.

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Original permalink · Record added: 2023-02-27 03:22:09