Artifact Details Title MDR optical card reader Catalog Number X737.86 Type Physical object Description Object consists of main unit, teletype adapter, vinyl case, several punch cards and card weight. All database fields represent the main unit of this object. Affixed to case is a CHM label that reads "Mr. George Leyland". Manufacturer Motorola Inc., Control Systems Division Place Manufactured U.S. Identifying Numbers Other number P/N 58CF789G01 On teletype adapter Serial number 0 21 1502 On teletype adapter Serial number B005HB On main unit Dimensions overall: 10 in x 17 in x 19 in Category I/O : punched card Lot Number X737.86