Braille 'Typewriter' Demonstrated -- This is the six-key vestpocket "typewriter" called the equivalent or a Braille pen and pencil for the blind which was demonstrated here yesterday by its inventor, Dr. Alfred banks, former San Diego city health officer. The device, which stamps Braille characteristics in thin paper tape, will be distributed by the San Diego lions club on a non-profit basis. April 17, 1946. (Photo by AP Wirephoto). ;Braille 'Typewriter' Demonstrated -- This is the six-key vestp