Category: Stethoscope
Estimated Date: 1930
Name: Stethoscope, endophone, prof J. Minot
Manufacturer: Spengler Co.

Description: 2.75” bell, 2.5” high, The piece applied to the chest is rimmed with rubber, there is a .75” piece which can be depressed resulting in the extrusion of a smaller 1” bell which can be used to localize the sound. The whole contained in a box which is paper covered with a standard set of tubing and earpiece.