Artifact Details Title PDP-15 with Graphic 15 Catalog Number 102772015 Type Still image Date 1970 Publisher Digital Equipment Corporation (DEC) Identifying Numbers File number 5507 DEC identification number Format Contact sheet 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