Artifact Details Title Dietrich and Davis disassembing Johnniac Catalog Number 102630758 Type Still Image Description Black and white. George Dietrich and Malcolm Davis disassembling Johnniac. Identifying Numbers Other number P3174 Dimensions 8 x 10 in. Format Photographic print Category Photograph Subject JOHNNIAC computer Credit Courtesy of Gwen Bell Lot Number X7413.2015