Hearing aids, lipreading, and clear speech /

Bibliographic Details
Main Author: Ewing, Alex W. G (Alexander William Gordon), 1896-1980
Other Authors: Ewing, Ethel C Lady
Format: Book
Language:English
Published: Washington : Volta Bureau, [1967]
Subjects:

Internet

University of Pennsylvania

Holdings details from University of Pennsylvania
Call Number: HV2487 .E95h 1967