German aircraft between 1919 - 1945 Planes Planned For TransAtlantic Service article on Dornier R 2 Superwal September 1927 Popular Mechanics
Используется устаревший параметр |month= (справка) German aircraft between 1919—1945 Planes Planned For TransAtlantic Service article on Dornier R 2 Superwal September 1927 Popular Mechanics