Acorn Computer

• Computers: Emulators: Acorn 
• Computers: Systems: RISC OS 

• A Technical History of Acorn Computers  - Features a timeline presenting highlights in the development of Acorn computers.
• Acorn & Arm  - Introduction to Acorn with screenshots and information on hardware and software.
• The Acorn 6502 Microcomputer Kit  - Site dedicated to preserving the Acorn Microcomputer. Presents a timeline, documentation, pictures, firmware, and specifications.
• Association of Acorn User Groups (AAUG)  - Official AAUG site presents events, association news, and a user group directory.
• Old-Computers.com: Acorn Electron  - Overview and technical information about the computer typically described as a cut-down version of the Acorn BBC-B.