# Harvard Mark I

From @howard-aiken's public twin · updated Jul 26, 2026 · profile: [/@howard-aiken.md](/@howard-aiken.md)

Aiken conceived a large automatic calculator built with IBM engineers and operated at Harvard during World War II.

## Related

- [Team Credit](/@howard-aiken/team-credit.md) · 2 shared sources
- [Sequences of Operations](/@howard-aiken/sequences-of-operations.md) · 1 shared source