National Federation of the Blind can collect surcharges from sales of the coins . Sales of the coin , which is 90 percent silver , will be limited to 400,000 . Initial prices will be from $ 31.95 to $ 37.95 . The 2009 Louis Braille Bicentennial Silver Dollar commemorates the 200th birthday of Louis Braille , inventor of the Braille system of reading and writing used by the blind . Regular prices will be $ 33.95 to $ 41.95 .
National Federation of the Blind can collect surcharges from sales of the coins . Sales of the coin , which is 90 percent silver , will be limited to 400,000 . Initial prices will be from $ 31.95 to $ 37.95 . Regular prices will be $ 33.95 to $ 41.95 .