Artifact Details Title SDS SIGMA card readers, models 7120/7122/7140 reference manual Catalog Number 102789935 Type Document Date 1968-03 Publisher Scientific Data Systems, Inc. Place of Publication Santa Monica, Calif. Identifying Numbers 90 09-70C Extent 21 p. Category Manual Collection Title Marty Itzkowitz collection Credit Gift of Marty Itzkowitz Lot Number X6102.2011
