New (2 June 2017) watch a video showing our steam powered Difference Engine
Babbage’s life and times
Short biography – Timeline – Places – Characters
A guide to the literature
Babbage’s own writings – Scholarly works – Popular culture and ephemera – Archives – Web sites
Major designs
Overview – DE0 – DE1 – AE – DE2 – Universal machine tools
The notation
Our Notions and Notation project – FORTRAC – DE2 notations and simulations
Alternate Babbagery – modern reinterpretations and open source hardware
The Plummer difference engines
Tim Robinson’s Meccano difference engine – Andrew Carol’s Lego difference engine
Babbage and economics