Portable sites
Portable Macintosh
Macintosh Portable
Die Sad Mac Codes (Macintosh Portable)
Macintosh Portable
The Macintosh Portable
Why Macintosh Portable & PowerBook Computers Won't Sleep
Standards for: Macintosh - Portable Notebook Computers
PB100 FAQ
Mac Portable 'FAQ'
Macintosh Plus and Portable site
A really useful site with many hardware infos