Social Security death indices would indicate that he died in 1994 in Hainesport, Burlington NJ. Perhaps contacting the local papers might help?
What are the details of the crash? Might it be a transport aircraft? Were the crew supposed to have died etc.
I can;t find a mention of Floyd De Camp (or Decamp) on the
http://www.wwiimemorial.com/
Suggesting the owner did not lose his life in the war.
Dennis