Cylindrical shaped panel mounted instrument, with white luminous figures on black face. 11cm diameter, 18cm long; cylinder with glass face. Used by Gerard D. Herrick in Convertoplane experiments.
Created by
Smithsonian National Air and Space Museum
Date Created
11/04/2021
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.