Square face instrument with small view window. Has four mounting holes at face, two electric connectors on back. Short cylindrical body. Scale on face has no numbers. (see Marks)
Created by
Smithsonian National Air and Space Museum
Date Created
03/09/2022
Source
Smithsonian National Air and Space Museum
Keywords
Aviation; Instruments
Rights and Restrictions
Usage conditions apply For more information, visit the Smithsonian’s Terms of Use.