A fibre optic direct translation reading aid for the blind
By: Philip L. O' Donovan, Larry F. Lind.
Contributors: Lind, Larry Frederick, joint author.
Series: AFB research report
Publisher: American Foundation for the Blind
Published: 1977
Place of publication: New York
Language: eng
Subjects: Blind, Apparatus for the.; Reading devices for the disabled.
Notes: Bibliography: p. 7.