Artifact Details Title Portable electronic calculator Catalog Number 102665995 Type Physical object Description Object consists of calculator, instruction manual, leatherette case, power supply, 3 receipts and box. Scratched into back of calculator is "CA DL B0879778 R A Blaine". Date 1975 ca. Manufacturer Sears, Roebuck and Co. Place Manufactured U.S. Identifying Numbers Model number 728.58850 calculator Model number B905-019-1 power supply Other number 35885 on box Other number 46 A004388 on sticker on side of box Other number LR21061 on power supply Serial number 121072 Dimensions 2 1/2 x 3 x 3 1/2 in. Category Calculator/electronic Credit Gift of Dick Blaine Lot Number X3382.2006
