An Amperes Gauge. The metal gauge is screwed into an upright wooden backing which is screwed into a wooden base board. Both wooden pieces have beveled edges.
Created by
Benjamin G. Sullivan
Date Created
03/29/2024
Source
Smithsonian National Air and Spa
Keywords
INSTRUMENTS Engine & Fuel
Rights and Restrictions
Usage conditions apply For more information, visit the Smithsonian’s Terms of Use.