2-seat tandem experimental helicopter with intermeshing twin rotor, steel-tube fuselage, turbine engine, tricycle landing gear. Created by Dane Penland Date Created 02/09/2007 Source Smithsonian National Air and Space Museum, NASM Original Photography, NASM Acc. 2012-0026. Keywords Aircraft; Aviation; Military; Vertical Flight Rights and Restrictions Not determined
For more information, visit the Smithsonians Terms of Use.