Keywords: First Grumman XF9F-6 Cougar in flight c1951.jpg The first U S Navy Grumman XF9F-6 Cougar fighter BuNo 126670 in flight circa late 1951 early in the flight test program for this type This plane made its first flight on 20 September 1951 and is of 2015 in storage at the National Air and Space Museum Paul E Garber Preservation Restoration and Storage Facility Suitland Maryland USA Official U S Navy photo http //www history navy mil/our-collections/photography/numerical-list-of-images/nhhc-series/nh-series/80-G-439000/80-G-439995 html 80-G-439995 from the U S Navy http //www history navy mil Naval History and Heritage Command ca 1951 U S Navy PD-USGov-Military-Navy Grumman F9F Cougar Aerial photographs of military aircraft in flight |