A Civil Gliding Class “C” Proficiency Button-Hole Badge; Numbered
In silvered bronze and blue and white enamels; maker marked “19556” on the reverse; measuring 22.22 mm in diameter; weighing 6.2 grams; near very fine condition.
Footnote: The International Aeronautical Federation awarded a series of proficiency badges t glider pilots on their successful completion of the appropriate test and gliding trials. The “C” class certificate was awarded for the completion of afive minute solo flight without loss of altitude.

