Description of a Relay Calculator
Cambridge, Massachusetts: Harvard University Press 1949. First Edition. xvi, [2], 336 pages. 4to [10 3/4 x 8 3/8 inches]. Publisher's blue cloth. The rare dust jacket is present, albeit chipped, stained, and worn (especially at foredges). Bright and clean internally. Near Fine / Fair. Cloth.
"The electromechanical Harvard Mark..... More