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Keywords: CDC CYBER 73 memory module.jpg A core memory module from a CDC 6000 series computer This particular item comes from a CDC CYBER 73 has serial number 61633 and a label on its back declares its production date as 13 February 1973 The module contains as far as I know 12 planes of 4096 bits each making together 4096 12-bit words own 2007-05-03 Jotempe Core memory Control Data Corporation Historical computers |