Artifact Details Title IK51 Module Catalog Number 102730788 Type Physical object Description Object is a PCB with a handle for extraction. It bears 24 small discrete transistors and other components. Printed on the component side is "INVERTER-AMPLIFIER". On the solder side is one round inspection stamp. Handwritten on the label is "11C NG" Date 1963 Manufacturer Scientific Data Systems (SDS) Place Manufactured Santa Monica, Calif., U.S. Identifying Numbers Model number IK51 Printed on label on handle Other number 100388D Stamped on solder side Serial number 115187 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