Clément ADER (1841-1925) - Lot 31

Clément ADER (1841-1925) Set of books including: - Truths about the use of military aviation. Before and during the war. A disastrous mistake, a supreme lesson for the future! The Douladoure brothers in Toulouse 1919, original edition In-8 format, soft cover - Military aviation. Aerial plotting. Measuring instruments for torpedo planes. The Catachros - The Velosolmeter - The Altimeter. Sighting guide tables. Berger-Levrault, Publishers 1912, original edition Format in-8, soft cover - Military Aviation. Berger-Levrault, Editeurs. 1911. Third edition, revised and corrected (the original edition dates from 1909). In-8 format, soft cover - Military aviation. Reissue of the original work, on the occasion of "L'année Ader, 1890-1990". Preface by General Jean Fleury, C.E.M.A.A. Published by the Service Historique de l'Armée de l'Air, 1990. Format in-8