Conversation tube hearing aid, probably English, 1801-1900

Made:
1750-1840
Flexible ear trumpet, probably English, 1750-1840

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Flexible ear trumpet, probably English, 1750-1840
Science Museum Group
© The Board of Trustees of the Science Museum

Conversation tube hearing aid, also known as a speaking tube, with ivory earpiece and bell and rubberised fabric covered tube, probably English, 1750-1840.