"We returned home, after these experiments, with the conviction that sailing flight was not the exclusive prerogative of birds." Otto Lilienthal
![Brooks Field 1939 Two landing strips criss-crossing with buildings behind them](/subjects/aviation/images/Brooks_Field_Texas_1939-450.jpg?maxwidth=650&autorotate=false)
U.S. Air Force
Last updated: September 5, 2017
"We returned home, after these experiments, with the conviction that sailing flight was not the exclusive prerogative of birds." Otto Lilienthal
U.S. Air Force
Last updated: September 5, 2017