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