http://www.ant.co.uk/com/atomwide/fitt.html (The Risc Disc Volume 2, ~04/1995)
Fitting instructions for rom header used to allow the upgrade of Acorn A310 & A440 Archimedes machines to run Acorn Risc OS3. (17K of images)
Installation guide for Vram upgrades to Acorn PC600 machines. This is a general fitting instruction for use with 1, 2 and 1-2Mb vram upgrades. (10K of images)
Installation guide for 6 and 8 slot backplanes for Acorn PC600 machines. This is a general fitting instruction for use with both upgrades. ( 113K of images )
