Salle de conférences ... Conférences experimentales sur la navigation aérienne par l'ingénieur Camille Vert, de la Drôme; Broadside announcing a conference on flight designs by Camille Vert. Includes pictures of a lighter-than-air 'flying fish' airship and a heavier-than-air 'winged man' ornithopter.;

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Size: 3352px × 5966px
Photo credit: © Alpha Stock / Alamy / Afripics
License: Licensed
Model Released: No

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