Conversation tube hearing aid in box

Made:: 1880-1915

Conversation tube hearing aid, also known as a speaking tube, in parts and boxed in a mahogany case, European, 1880-1915

Details

Category:: Audiology

Collection:: Sir Henry Wellcome's Museum Collection

Object Number:: A602760

Materials:: silver, ivory, rubber, silk, metal, mahogany and velvet

Measurements:: length 2100 mm
trumpet aperture: diameter 130 mm
box: length 240 mm

type:: hearing aids

credit:: du Boulay, H.H.

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Parts

Mahogany box for hearing aid

Mahogany box that contains a conversation tube hearing aid, also known as a speaking tube, in parts, European, 1880-1915

Materials:: mahogany (wood) and velvet

Object Number:: A602760/1

type:: box

Image ©: The Board of Trustees of the Science Museum

Funnel shaped silver bell, part of a conversation tube hearing aid

Funnel shaped silver bell, part of a conversation tube hearing aid, also known as a speaking tube, European, 1880-1915.

Object Number:: A602760/2

type:: hearing aid

Image ©: The Board of Trustees of the Science Museum

Part of a conversation tube hearing aid

Fabric covered rubberised tube, with metal connectors at either end, part of a conversation tube hearing aid, also known as a speaking tube, European, 1880-1915.