Estimated Date: 1860
Name: Bennets Percussor and Pleximeter
Description: 6.5“x3“x1” leatherette covered red velvet lined box contains an ivory pleximeter 2“x1” with calbrations and lip on each end which is crosshatched to serve as a grip. Percussor consists of 6” wooden handle with grooves for thumb and fingers and 2.25” brass head at right angle with a screw on cap to hold a rubber disc.
Reference 1: 286