A Civil Gliding Class “B” Proficiency Button-Hole Badge
In silvered bronze and blue and white enamels; measuring 22 mm in diameter; contact marks but otherwise extremely fine condition.
Footnote: The International Aeronautical Federation awarded a series of proficiency badges to glider pilots on their successful completion of the appropriate tests and gliding trials. The “B” class certificate was awarded for a 60 second solo flight with an “S” turn maneuver.

