Acorn BBC B - Photograph and specification. pelikonepeijoonit.net/page.cgi?pkpcode=bbcb
HCHOF Overview: BBC Model B - Overview, technical details, and photograph. www.gondolin.org.uk/hchof/intros/bbc-model-b.html
The Machine Room: BBC Model B (Acorn) - Photographs, trivia, original price information, and technical details. www.machine-room.org/computer.php?id=18&view=general
The PCB-Gallery - Photograph of the PCB, along with technical specification. 8bit-museum.de/pcb/index.php?group=5&id=151