Category: Stethoscope
Estimated Date: 1900
Name: Sthethoscope
Manufacturer: Sharp and Smith

Description: Resembles Teskes head. 2.25” diaphragm with V connector arising from top. There is a metal plate, which can be removed or cover. The thermoplastic diaphragm has a 1/2 “x 1/2” circular elevation to localize sounds.

Reference 1: 28

Obstetrical Stethoscope
Stethoscope,Cammans  pleximeter
Oertels Stethoscope
Stethoscope, Biazzi-Bianchi