Artifact Details Title 8-bit 2-1/2 D core memory stack Catalog Number 102629875 Type Physical object Description 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". Date 1967 Manufacturer Scientific Data Systems (SDS) Identifying Numbers Other number 111549 L Spec. No. on SDS label Serial number 11641 SDS label Serial number 5095-3298 G logo label Dimensions overall: 7/8 in x 9 7/8 in x 6 in Category Memory/core Credit Courtesy of Carnegie Mellon University Lot Number X2473.2002
