7 авг 1944 г. - The IBM Automatic Sequence Controlled Calculator was turned over to Harvard University, which called it the Harvard Mark I.
It was designed by Howard Aiken and his team, financed and built by IBM
— it became the second program controlled machine (after Konrad Zuse's).
The whole machine was 51 feet (16 m) long, weighed 5 (short) tons (4.5 tonnes), and incorporated 750,000 parts.