IBM System 360 User Manual page 2

Fourth Edition (August, 1974)
This is a reprint of GC28-6763-1 and GC28-6763-2 incorporating changes released
in the following Technical Newsletters:
GN28-2522 (dated April 15, 1972 - for -1 only)
GN28-2555 (dated April 16, 1973)
This edition applies to release 21. 7 of IBM System/360 Operating System. Information
in this publication is subject to change. Before using this publication, be sure you have
the latest edition and any Technical Newsletters.
Requests for copies of IBM publications should be made to your IBM representative or to
the IBM branch office serving your locality.
A form for readers' comments is provided at the back of this publication. If the form has
been removed, comments may be addressed to IBM Corporation, Publications Development,
Department D58, Building 706-2, PO Box 390, Poughkeepsie, N.Y. 12602. Comments
become the property of IBM.
©
Copyright International Business Machines Corporation 1971, 1972
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