8-bit 2-1/2 D core memory stack
Object is a core memory board for a SDS Sigma 5 mainframe computer. The OEM of this board is identified by a logo that consists of the letter "G" with a slash through it, followed by a subscript "C".
Scientific Data Systems (SDS)
||Spec. No. on SDS label
||G logo label
overall: 7/8 in x 9 7/8 in x 6 in
Courtesy of Carnegie Mellon University