Artifact Details Title AB56 module Catalog Number 102730599 Type Physical object Description Object is a PCB with a handle for extraction. It bears a number of discrete transistors and other components. Printed on the component side is "Z-DRIVER" and a copyright of "SDS-64". Handwritten on the label on the handle is "BAD". Date 1963 Manufacturer Scientific Data Systems (SDS) Place Manufactured Santa Monica, Calif., U.S. Identifying Numbers Model number AB56 Printed on label on handle Other number 105147D Stamped on solder side Serial number 294079 Printed on label on handle Dimensions overall: 6 in x 5/8 in x 5 5/8 in Category Component/module Credit Gift of Rudolf F. Wrobel Lot Number X3736.2007