steam lift gas / metal foil / hot-air lift gas / square-cube law / warm wet air lift gas / light insulating systems / oil firing / launch site / square/cube law / heating oil / lift gas / steam car / steel tubes / unprepared launch site / diesel oil / energy / /
Organization
US Federal Reserve / Smithsonian Institution / /
Person
Andre Giraud / David Sarlin / M. Jean-Paul Domen / Hermann Papst / George Cayley / Hugo Erdmann / David Young / Thomas J. Goodey / /