Selection of components from the Harvard Mark 1 computer comprising of: 25 decimal counters; 47 terminal blocks; 31 relays and 3 other pieces Components from the Harvard Mark I computer, 1937-1944. 1937-1944
Part of the selection of components from the Harvard Mark 1 computer comprising of: 5 decimal counters and 1 terminal block. Components from the Harvard Mark I computer, 1937-1944. 1937-1944
Terminal block, part of the selection of components from the Harvard mark 1 compputer Components from the Harvard Mark I computer, 1937-1944. 1937-1944