Aviation, circa 1920-1940 - Exhibitions, including on the Champs de Mars, in the Grand Palais, Paris - German, Soviet, British, American and French aircraft.... - seaplanes (Potez, Latécotère, Besson, Loire-Bretagne...), launching of a S.F.A.N, - exhibits, in flight, in wing, on the tarmac, with pilots and mechanics... - liner CARIMARE... Lot of 81 photographic plates on glass. Format: 9 x 12 cm. In 4 boxes Wear and scratches.