National Museum of Computing
Sunday, 29th November 2026 at 11.00 am
Block H, Bletchley Park, Bletchley MK3 6GX
LEO I, the world’s first commercial business computer, ran its first operational job in November 1951, and this momentous occasion will be celebrated, in conjunction with the LEO Computers Society at The National Museum of Computing.
During the course of the day you will be treated to:
- Inspiring Talks: Hear from our guest speakers as they give fascinating talks reflecting on the history of LEO, the work of the LEO Computers Society and the TNMoC connection with LEO.
- Exclusive Video Screenings: Watch a special short video highlighting the incredible roles women played in LEO history.
- Refreshments & Light Lunch: Enjoy welcome tea and coffee during registration and informal networking followed by a light lunch.
The event starts with Museum exploration at 10.30 am, followed by official registration at 11.00 am.