Artifact Details Title Harvard Mark II/III drum read-write head assembly Catalog Number 102732649 Type Physical object Description The object is a heavy curved metal bracket to which are attached 24 read-write heads in two rows of 12 each. Also attached to the bracket is a male connector with 24 pins. All of the read-write heads are labeled "HARVARD COMPUTATION LABORATORY." Date ca. 1947 Manufacturer Harvard Computation Laboratory Identifying Numbers Other number 6556 Engraved into base Other number 96556 Embossed on metal plate on base Dimensions overall: 3 3/4 in x 17 in x 14 in Category Memory & storage/drum Related Records 102732651 Connector
