Artifact Details Title Quadruple flip-flop 1213 H System Building Block Catalog Number 102629153 Type Physical object Description A small paper tag attached reads "reject." A larger Defective Module tag reads in part "No out put from pin K" on one side, and on the other, "Date: AUG 4 1966 / Describe Repairs: NO FAULTS DISCOVERED." Date 1963 ca. Manufacturer Digital Equipment Corporation (DEC) Identifying Numbers Model number 1213 H Etched on solder side Part number 1213 Engraved on end Serial number 0150425 Engraved on side Dimensions overall: 1/2 in x 7 in x 4 1/2 in Category Component/module