Medical Antiques > Medical Therapeutic Instruments

French Pocket Type Ear Trumpet Hearing Aid.

Item#: MET1151

SOLD

 

This is a pocket type ear trumpet, made in France from faux tortoiseshell probably in early 1900’s. Consists of an oval cylinder 9 cm high with a dome on top and an open decorated brass grid at the bottom. An external adjustable L shaped brass-hearing tube is inserted inside the cylinder into an inverted funnel that flares out facing the top dome. This type of acoustic arrangement strongly resonant in the speech frequency.