3 links
BCA - Association of Visually Handicapped Chess
braillechess.org.uk
Brings blind and partially sighted chess players together to compete in tournaments. Events, gazette, downloads of games and help with software.
Braille Chess
braillechess.net
Chess for the blind and deafblind. Articles, rules, worldwide clubs plus learn about braille and see your name in braille.
United States Braille Chess Association
crisscrosstech.com
Promotes correspondence and over-the-board chess among chess enthusiasts who are blind or visually impaired. Results, magazine and membership details.