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History of Science Museum

Polygraph With Constant Speed Electric Motor

Inventory Number 67203


Acknowledgement: © History of Science Museum, University of Oxford, inv.67203

Item type
Object
Object type
Motor
Dimensions
Height: 220mm Width: 135mm Depth: 135mm Weight: 700g
Inventory No
67203

Description

A polygraph machine with a constant speed electric motor. The machine is housed in a wooden case with an angled lid held in place with a leather strap.