We hate 2020!

Just when we thought 2020 couldn't get any worse! We were about to re-open after many months of being closed but then disaster struck when a mains water pipe burst and flooded much of the ground floor of the museum.
Sadly re-opening has now been postponed. Read More >>>

Please Donate Via Just GivingNo visitors, no workshops, no events, no school visits... no income. We know that things are tough for everyone right now, but if you can afford to help us through these tough times please donate what you can.

There's over 36,000 exhibits here! That should keep you occupied for a bit - get searching!

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LEOpedia is the LEO Computers Society’s guide to references and holdings related to the story of LEO.

Some items are held at the Centre for Computing History. Other entries simply contain signposts to where the material might be found.

This resource is maintained by Professor Frank Land OBE, with support from CCH as part of our HLF-funded partnership project 'Swiss Rolls, Tea & The Electronic Office: A History of LEO, the World's First Business Computer'.

If any reader knows of any other reference please let Frank Land know at f.land@lse.ac.uk.

You can also view the archive catalogue of the LEO collections held here at the museum:

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