Bidspirit auction | Airplane - Set of 10

Airplane - Set of 10 brochures - Airplanes.- Collection of 10 pamphlets. Mostly from Berlin, circa 1910-30. Each 16-100 pages, mostly with illustrations. Mostly octavo. Mostly in original wrappers (some with slight signs of wear). 1. Exhibition catalog of the ALA. 1912. 2. The manufacture of aircraft engines. 1913. 3. Offermann, DR. The technical foundations of the giant aircraft for air transport. 1919. 4. Meyer, E. The significance of bracing-free aircraft for air transport. Circa 1920. 5. 19th Ordinary German Aviation Day, June 11–14, 1925, in Würzburg. 6. Aviation Days in Gelsenkirchen, 1926. 7. Over land and sea in the Zeppelin airship. Circa 1930. And 3 further brochures.