Artifact Details Title IBM 1620 Data Processing System Reference Manual Catalog Number 102679019 Type Document Date 1961-07 Publisher International Business Machines Corporation (IBM) Identifying Numbers Publication number A26-4500-2 Extent 71 p. Category Manual Collection Title Buckholtz, Desaussure and Michael collection Credit Gift of Thomas J. Buckholtz and Helen T. Buckholtz Lot Number X2592.2004
