Artifact Details Title Mini Card fx-48 Catalog Number XB283.78 Type Physical object Date ca. 1985 Manufacturer Casio Computer Company, Ltd. Place Manufactured Japan Identifying Numbers Model number fx-48 Dimensions 1/4 x 3 9/16 x 2 3/16 in. Category Calculator/electronic Collection Title Gwen Bell artifact and book collection Series Title Pre-computing artifacts Credit Gift of Gwen and C. Gordon Bell Lot Number X6288.2012