Input/output control system (on tape), specifications and operating procedures, IBM 1401 and 1460 

 - New York  International Business Machine Corporation  1961. 
 - 43p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Programming
<br/><br/><label>Dewey Class. No.: </label>I5372 In8/SRL/11