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| Category: |
Science |
| Ad Number: |
22396 |
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The braille system, devised in 1821 by Frenchman Louis Braille, is a method that is widely used by blind people to read and write. Each braille character or cell is made up of six dot positions, arranged in a rectangle containing two columns of three dots each.
http://braillegood4blind.blogspot.com/
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| Type: |
Volunteer |
| Posted By |
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click above for more
info on this user
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| Name: |
prabakara babu |
| City: |
chennai |
| State > District: |
Tamil Nadu > Chennai |
| Country: |
India |
| Email: |
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