Historical

ANSI INCITS 21-1967 (R2002)

Rectangular Holes in Twelve-Row Punched Cards (formerly ANSI X3.21-1967 (R1997))

Specifies the size and location of rectangular holes in twelve-row 3-1/4 inch wide punched cards. To be a processable document, suitable for information interchange, cards must also meet American National Standard Specifications for General Purpose Paper Cards for Information Processing, X3.11-1990.

CONTENT PROVIDER
InterNational Committee for Information Technology Standards [incits]

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This standard is not included in any packages.
Document History
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Amendments & Corrections
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