The IBM 370 reference article from the English Wikipedia on 24-Jul-2004
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IBM 370

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This article is about the IBM 370'' printer; for information on the System/370, look there.

The IBM 370 printer was used on the IBM 305 RAMAC computer system, introduced by IBM on September 14, 1956. The 370 was connected to the 305 by a serial data line and printed 80-columns with a punched tape controlled carriage.