Category: Stethoscope
Estimated Date: 1830
Name: Stethoscope , Laenecs

Description: 8.5” long by 1.25 shorter than original Laenaec design. Unscrews to form 2 4” long pieces. Bell on end is formed by removing cone shaped insert which has a brass tube to hold it in place. Major change from original design is the shorter length.

Reference 1: 153