Objects in Harvard IBM Mark I Automatic Sequence Controlled Calculator Collection
International Business Machines Corporation
1930-1937
International Business Machines Corporation
1929-1938
International Business Machines Corporation
1929-1938
Charles Babbage
1822-1834, reassembled in 1886
International Business Machines Corporation
1944
International Business Machines Corporation
1939-1944
International Business Machines Corporation
circa 1944
International Business Machines Corporation
circa 1944
Harvard Computation Laboratory
1945-1955
International Business Machines Corporation
circa 1944
International Business Machines Corporation
circa 1944
International Business Machines Corporation
1939-1944