LEO editor


The AIT Trust have provided funding for a new archivist to work at the Centre for Computing History for 2 years on their extensive and unique LEO archive. The new post is named in honour of 96-year-old twins Frank and Ralph Land, both of whom worked on LEO in its early days, dedicating themselves since retiring to ensuring LEO’s pioneering work is widely recognised in the history of computing.
Press Release

Cambridge Network: 96-year-old twins inspire welcome boost to LEO heritage: Read More »

You can read the article at ITNOW Volume 66 in the event there is a paywall there is a brief summary below as well as the original Press Release.

A project celebrating the world’s first business computer took a highly commended second place in the BCS IT Industry Awards’ charities category. The project explores the Lyons Electronic Office (LEO) — a machine remembered as the world’s first business computer and that, more importantly, kept tea and cake flowing across the UK during the early 20th century.
Backed by the National Lottery and produced jointly by the Leo Conservation Society and the Cambridge Located Centre for Computing History, Virtual LEO 1 brings to life the original LEO computer. See more about Virtual LEO I here
The article additionally notes the short documentory film telling the LEO story produced as part of the project  and available for public viewing on You Tube, and itself an award winner Viewable Here
The original Press release is on the LCS Website Here

Copyright © 2024 LEOPEDIA

Cooper, M, MBCS: Baking the First Business Computer, ITNOW, Volume 66, Issue 1, Spring 2024 Read More »

At a meeting held annually to reward achievements in the IT industry the LEO Computers Society (LCS) and the Centre for Computing History (CCH) were awarded 2nd place (‘Highly Commended’) in the charities category of the BCS’s UK IT awards. This was for the successful Virtual LEO l application.

Published in the Computer Conservation Society Issue 104 Spring 2024
The Original Press release can be viewed Here

Copyright © 2024 LEOPEDIA

McGerty, Dr Lisa, and Byford, Peter – A Virtual Experience of LEO I Published in Resurrection the Journal of the Computer Conservation Society Read More »

Billy Dalziel of the Corby Heritage centre gave a presentation about Stewart and Lloyds and the LEO II installed at the Corby Steelworks. The presentation was on 05 May 2023 and can be viewed at the LEO Computer Society Website The presentation is rich in the industrial heritage of the UK and Corby in particular, with photos of the town and smokey steel works. Billy also tells the story of the eventual replacement of the LEO II, by an IBM 360, on the pretext that they needed to do it to handle decimalisation as LEO couldn’t.

Billy Dalziel and Corby Steelworks LEO II: Read More »

Speaker:David Holdsworth
Date:Tue 23rd Jan 2024
Time:17:00 for 17:30
Location:Manchester Metropolitan University. John Dalton Building, Room E0.05
This talk describes how someone completely unfamiliar with Leo III converted assembly language printer listings into working code, with the help of volunteers from the Leo Society. As well as describing techniques, there will be description of the surprises along the way. To today’s eyes the Leo III has some very odd features, and a few blind spots.

David Holdsworth – The Leo III Reloaded: Read More »