Reading aids for the partially sighted a systematic classification and procedure for prescribing

Detalhes bibliográficos
Autor principal:	Sloan, Louise Littig 1898-
Formato:	Livro
Idioma:	English
Publicado em:	Baltimore Williams & Wilkins c1977.
Assuntos:	Ophthalmic lenses. Reading devices for people with disabilities. People with visual disabilities.