 New Method for Representing by Dots ... ( 1839 ) put forth Braille 's plan for a new writing system with which blind people could write letters that could be read by sighted people . Called <unk> , the system combined his method of dot @-@ punching with a new specialized grill which Braille devised to overlay the paper . When used with an associated number table ( also designed by Braille and requiring memorization ) , the grill could permit a blind writer to faithfully reproduce the standard alphabet . 
