Artifact Details Title TU79 unit selection switch Catalog Number 102768965 Type Still image Date 1967-06-09 Publisher Digital Equipment Corporation (DEC) Identifying Numbers File number 3455 DEC identification number Format Contact sheet; Print Category Trial proofs; Snapshots Collection Title Digital Equipment Corporation records Series Title Still images: Archival proofs Credit Gift of Hewlett-Packard Company Lot Number X2675.2004