Instruction manual to operate and maintain Charles Babbage's 2nd Difference Engine built by Barrie Holloway and Reg Crick, June 1991 for the Science Museum, London SW7 2DD.
The manual that came with the ZX81 has been lovingly converted to HTML. This was my first contact with programming (or computers, for that matter).
Airtoons for parents.
Peter Merholz takes a trip down memory lane with pictures from the first Mac user manual.
This airtoons like animation demonstrates the correct usage of the magic cone.