Payne, Sebastian Brief history of Acorn, a table summarising the machines from the A300 to the A5000, and an outline of the author's experiences with computers. http://acornmad.topcities.com/

McLintock, Alex - My Acorn Computers Includes a summary of the Acorns and Acorn software he owns. http://www.arcfan.demon.co.uk/acorn/

Bradburn, Steve and Lisa - The Virtual Waiting Room - Non-PC World Includes details and pictures of machines they have owned, along with links. http://www.bradburn.demon.co.uk/pages/comp.html

The PCB-Gallery Photograph of the PCB, along with technical specification. http://8bit-museum.de/pcb/index.php?group=5&id=153