Antique hearing devices
By: Elisabeth Bennion.
Publisher: Vernier Press
Published: 1994
Place of publication: London
Language: eng
Number of pages: 58
Subjects: Hearing aids -- History.
Description: Endeavors to show how, before the sophistication of modern electronic aids, the deaf found some help in articles of a rare and beautiful ingenuity.--Albris.
Notes: Includes bibliographical references.