Artifact Details Title MRX/40 and 50 systems general description manual Catalog Number 102776645 Type Document Date 1972-12 Publisher Memorex Place of Publication Santa Clara, Calif. Identifying Numbers Other number 2000.001-01 Extent 1 volume (various pagings) Category Manual Collection Title Al Kossow collection Credit Gift of Al Kossow Lot Number X6512.2012