SS Francis Preston Blair

 
SS "Francis Preston Blair" was an American Liberty ship, 7,196 tons stranded on Saumarez Reef in the Coral Sea during a cyclone in 1945. The ship has since deteriorated into a rusty heap. The wreck was used by Royal Australian Air Force F-111 aircraft for target practice during the 1980s.
The bronze propeller was salvaged by unknown persons between 1964 and 1970. Wreck was visited by Wild Kingdom who made a TV episode hosted by Marlin Perkins for USA and world distribution in 1971.