1. Handbook of information for the hard of hearing Publication: Sacramento : California State Department of Education, 1947 Subject(s): Hearing Loss
2. The modicum of hearing of deaf mutes: how to use it and how to improve it Author(s): Walker, S. T. (S. Tefft) Publication: St. Louis : [publisher not identified], 1896 Subject(s): Hearing LossEducation of Hearing Disabled
