Groups.io R90S Worldnet mailing list
The French R90S Owners Club
Andrew Macpherson's R90S Owners Forum
BMW Airheads Club
Tom Cutter's BMW Shop
Ted Porter's BMW Shop
Snowbum's BMW pages
Anton Largiader's BMW pages
R90S video (1) by Kerry Logan
R90S video (2) by Kerry Logan
Motorbike Stickers for the R90S
Cycle World coverage of 40th Rally
Airhead Ephemera - late 70's brochures
Great article on the 1976-77 race bike