Photo via wikmedia commons under creative commons license
Helicopter
Helicopter makes its 1st cross-country flight
The Declaration • May 13, 2020 • https://thedeclarationatcoloniahigh.com/48829/today-in-history/may-13-1942/
May 13, 1942
The Declaration • May 13, 2020 • https://thedeclarationatcoloniahigh.com/48829/today-in-history/may-13-1942/
Photo via wikmedia commons under creative commons license
Helicopter
Helicopter makes its 1st cross-country flight