Article from Science & Nature
What is Braille?
Blind 'see with sound'
Electronic eye for blind man
All above e-mail addresses are not hyperlink to hide from Web Robot who is harvesting e-mail addresses from web pages.
To e-mail, please copy and paste the address. Sorry for the inconvenience.
Send mail to the Web Master with questions or comments about this web site.
Last modified: 06/06/06