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Feb 3, 2020 · IBM funded his research. Aiken headed a team of three engineers, including Grace Hopper. Howard Aiken with Mark I in 1944. Bettmann / Getty Images. The Mark I was completed in 1944. Aiken completed the Mark II, an electronic computer, in 1947. He founded the Harvard Computation Laboratory that same year.
- Mary Bellis
Mar 30, 2024 · Aiken, who held a commission in the Navy Reserves, oversaw the operation of the machine in its new role. It was during this period that one of the most famous episodes in the Mark I‘s history took place. In September 1945, operator Grace Hopper noticed the machine was producing errors. Upon opening the hardware, she discovered a moth trapped ...
Grace Murray Hopper (seated, second from right) and Howard Aiken (seated, centre), along with other members of the Bureau of Ordnance Computation Project, in front of the Harvard Mark I computer at Harvard University, 1944.
- The Editors of Encyclopaedia Britannica
Aiken was annoyed that the cost ($50,000 or more according to Grace Hopper) was not used to build additional computer equipment. Operation. The Mark I had 60 sets of 24 switches for manual data entry and could store 72 numbers, each 23 decimal digits long. It could do 3 additions or subtractions in a second.
- 5 hp (3.7 kW)
- IBM Automatic Sequence Controlled Calculator (ASCC)
- August 7, 1944; 79 years ago
Dec 3, 2014 · The most colorful programming pioneer was a gutsy and spirited, yet also charming and collegial, naval officer named Grace Hopper, who ended up working for Harvard’s Howard Aiken, designer of the Mark I computer, and then for Presper Eckert and John Mauchly, creators of the general-purpose electronic digital computer.
- Harvardgazette
Howard Hathaway Aiken (March 8, 1900 – March 14, 1973) was an American physicist and a pioneer in computing, being the original conceptual designer behind IBM's Harvard Mark I computer. [1] Biography [ edit ]
Grace Murray Hopper (1906-1992) Grace Hopper taught mathematics at Vassar College before joining Howard Aiken’s lab during World War II, where she programmed the Mark I. Hopper left to work on UNIVAC and early programming languages, especially COBOL for business computing. View Artifact Detail
