Artifact Details Title SC/MP Development System Mother Board Catalog Number X386.84 Type Physical object Description This is the motherboard for a development system. Similar to X383.84- but not mounted on a box and has a different kind of connector. See X383.84 for description of the development system. Date ca. 1975 Manufacturer National Semiconductor Corporation (NSC) Place Manufactured U.S. Identifying Numbers Model number SC/MP Other number 980305030 001A Handwritten above buttons Other number 980305200-002 REV D Assembly number Serial number 203-04 Dimensions 3/8 x 12 x 10 1/4 in. Category Digital computer: development system Credit Gift of the National Semiconductor Corporation Lot Number X386.84 Related Records X387.84 SC/MP memory board