Derek Smith (television producer) looking at life at a US Air Force base at Mildenhall in East Anglia. (1967) Smith produced "The Flight Deck Story", the history of the aircraft carrier, filmed on HMS Eagle and on USS Enterprise off the coast of Vietnam. He also produced "Mission To Hell", which followed the Bishop of Birmingham Leonard Wilson returning to Singapore to tell his story of war time imprisonment by the Japanese Army. Another military history film Smith made at this time was "Jump Jet", the history of the Hawker Harrier, vertical take-off or land aircraft. A film for the series The World About
Ryan Aeronautical 1965. In the 1950s, Ryan was a pioneer in jet vertical flight with the X-13 Vertijet, a tail-sitting jet with a delta wing which was not used in production designs. In the early 1960s, Ryan built the XV-5 Vertifan for the U.S. Army, which used wing- and nose-mounted lift vanes for V/STOL vertical flight. It was flown, crashing after ingesting a test rescue dummy in its fans, and was not made into a production aircraft. Other Ryan V/STOL designs included the VZ-3 Vertiplane and the YO-51 Dragonfly. In 1966/67, Ryan was awarded the contract to build the digital Doppler radar