Double parabolic ear trumpet, 19th century

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Double parabolic ear trumpet, 19th century



11.5 in. long. (29 cm.) extended. 7 in. long collapsed. Receptor is 3.5" diameter

Scope and content

Silver, nickel plated double parabolic trumpet collapsible device. The design features two opposing parabolic balls with a long earpiece extending from the smaller ball within the receptor part. Curved earpiece has ivory or plastic ear tip and also has a ring soldered on the base to allow the user to wear the device around their neck with a string/cord.

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The collection is open and accessible for research.

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Preferred Citation:

Item description, Reference Code, Bernard Becker Medical Library Archives, Washington University in St. Louis.

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