IBM A24-1403-5 1401 Reference Apr62 free download

File name A24-1403-5_1401_Reference_Apr62.pdf

Reference Manual IBM 1401 Data Processing System MAJOR REVISION (April, 1962) This edition, A24-1403-5, obsoletes A24-1403-4 and all earlier editions. Significant changes have been made throughout the manual, and this new edition should be reviewed in its entirety. This edition also obsoletes these publications: G24-1438 IBM 1401 Data Processing System Bulletin Early Card Read Special Feature for IBM 1402 Card Read-Punch G24-1458 IBM 1401 Data Processing System Bulletin Processing Overlap G24-1461 IBM 1401 Data Processing System Bulletin Processing Overlap: Processing Time During Magnetic Tape Operations N24-0001 No.1 Oct. 23, 1961 N24-0004 No.2 Oct. 30, 1961 N24-0005 No.3 Oct. 31, 1961 N24-0009 No.4 Dec. 18, 1961 N24-0010 No.5 Dec. 18, 1961 N24-0018 No.6 Feb. 28, 1962