Artifact Details Title SIMON Catalog Number 102680102 Type Still Image Date 1950 Dimensions overall: 3 1/2 in x 5 in Description Color image of SIMON relay computer built by Ed Berkeley in 1950. It has cover removed to show relays. The front panel has switches, a meter and indicator lights. Bottom right of image has '94 5 30. Category Photograph Credit Courtesy of Gwen Bell Lot Number X7413.2015