A gilded bronze medallion, the obverse embossed with the figure of Oriades and 'FERIAM SIDERA' MCMXX, signed by M.Dammann, the reverse with embossed stork's nest and flying birds and engraved 'Grande Medaille de L'Air 1927 JOSEPH THORET' the rim stamped with a foundry mark and '2 ARGENT' -- 3½in. (9cm) diagram. Original plush lined case (distressed)See illustration