Keywords: F6F-5 Hellcat at NAS Patuxent River in December 1949.jpg A U S Navy Grumman F6F-5 Hellcat BuNo 94443 being used for tests at Naval Air Test Center Patuxent River Maryland USA on 13 December 1949 Official U S Navy photo http //www history navy mil/our-collections/photography/numerical-list-of-images/nhhc-series/nh-series/80-G-412000/80-G-412615 html 80-G-412615 from the U S Navy http //www history navy mil Naval History and Heritage Command 1949-12-13 U S Navy PD-USGov-Military-Navy Grumman F6F Hellcat 1949 at Naval Air Station Patuxent River |