Artifact Details Title SDS 900 Series Program Library - Catalog Number 102687796 Type Document Description Includes documents: 870040 940 OLDS Unit 18 E Channel Disc 870041 940 OLDS Unit 19 F Channel Disc 870042 940 OLDS Diagnostic System 4.0 Date 1969 Publisher Scientific Data Systems (SDS) Category Program Description Collection Title Rudolf F. Wrobel Collection of Scientific Data Systems Program Library Credit Gift of Rudolf F. Wrobel Lot Number X3736.2007