You could try the Group for Solicitors with Disabilities
http://gsdnet.org.uk/
Or the Society for Blind Lawyers I can't find a WWW link that works but have found an address.
Society for Blind Lawyers - aims to help visually impaired lawyers into the profession. Contact Jeremy Brown, 120A High Street, Chesham, Bucks, HP5 1EB
Tel: 01494 782 244
They may have resources or 'know a man who does'!
Mike Wray
National Co-ordinator
National Disability Team
The Open University in the North West
351 Altrincham Road
Manchester, M22 4UN
Tel  0161 955 6930
Fax 0161 945 3356
email: [log in to unmask]