Category: Electricity
Estimated Date: 1865
Name: Shock Machine
Manufacturer: unknown

Description: 11“x 5.75“x 3.5” pine box contains metal lining,with two shells of metal, one probably lead and the other tin. Inner box is 8“x 3” and houses the coil and accessories, probably liquid went in outer channel to create a wet cell. There is also a metal plate. The coil 5.5×1 sits on a 7.5×3 wooden platform with brass feet. Leather covered, red with magnet at end and two wooden handled primative sponges and wires.

Reference 1: 195

Griggs Conical Electro Medical Machine
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Shock Machine