Scott, William Robson. Deaf and dumb: their education and social position/ William Robson Scott. - 2nd ed. rev. and enl. - London: William Polard, 1870. - viii, 265 p.; 25 cm. Includes bibliographical references. ISBN: 9781147148855 Subjects--Topical Terms: Deafness. Education, Special. Dewey Class. No.: 371.91 / SCO