Category: Stethoscope
Estimated Date: 1900
Name: Monaural Stethoscope
Manufacturer: unknown

Description: 36” woven metal tube with 1 1/4” diaphragm with Bakelite membrane and right angle at other end to form an ear piece of gutt percha on the metal tube, which is 1/4”. The entire instrument was probably nickle plated originally but is worn down to the bare brass. Resembles Coombes and Andrew Clarkes flexibles.

Reference 1: 44