The third edition of World Braille Usage is now available for download (226 pages). Developed with support from Perkins, the International Council on English Braille, and the National Library Service for the Blind and Physically Handicapped, this third edition of World Braille Usage attempts to document the current state of braille around the world. It includes 133 languages that have been transcribed into 137 different braille alphabet and punctuation codes, and represents 142 countries.