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An early ear trumpet on display at the New York Historical Society's... Nachrichtenfoto - Getty Images
The Private Ear Clinic - Did you know? The ear trumpet was invented in the 17th century and is considered the first device used to help the #hearing impaired. These trumpets came
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Tsiolkovsky with his ear trumpet - Stock Image - C052/8206 - Science Photo Library
Deaf History - Europe - 1800: Eartrumpets
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Engraving depicting an ear trumpet, a tubular or funnel-shaped devices which collect sound waves and lead them into the ear. Dated 19th century Stock Photo - Alamy
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Ear Trumpet Labs Myrtle
The History of Hearing Aid Technology
Ear Trumpet Labs Edwina - The Fellowship of Acoustics
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