Proposed Revision of American National Standard X3.21-1967, "Rectangular Holes in Twelve-Row Punched Cards"* CACM August, 1970 tabulating-card, Hollerith card, keypunch, information processing 6.35 CA700816 JB February 10, 1978 2:48 PM 2005 5 2005 2005 5 2005 2005 5 2005