Artifact Details Title Tripple Flip-Flop 4206H system building block Catalog Number 102629848 Type Physical object Description The board is densely populated with various components and wires, which are surrounded by an aluminum frame and two blue plastic 22 pin connectors, one at each end of the board. One of the connectors is male and the other is female. Date 1965 ca. Manufacturer Digital Equipment Corporation (DEC) Identifying Numbers Model number 4206H Printed on the solder side Other number 4206 Stamped into the aluminum frame on the side Serial number 0120680 Stamped into the side of the aluminum frame Dimensions overall: 1/2 in x 4 1/2 in x 10 1/2 in Category Component/module