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KEYWORDS: Hearing Aids

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Date Format Image Collection
circa 1900 Chart  Terms used for deaf education which read- Akouphone: to enable the deaf to hear, Akou-Massage: for the treatment of catarrhal deafness, and the Akoulalion: for the instruction of deaf mutes. Visual Still
circa 1910 Photograph  A collection of various hearing aids. Most are ear horns. Visual Still
circa 1915 Photograph  A set of eight ear horns. Visual Still
August 10, 1814 Correspondence    Document
August 24, 1814 Correspondence    Document
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