This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Grumman OVC in hangar DVIDS. en Grumman OVC in the hangar used at the time by the Army at Edwards Air Force Base This OVC Mohawk serial was used in joint NASA Army Aviation Engineering Flight Activity USAAEFA program to study stallspeed warning system in the early NASA designed and built an automated stallspeed warning system which