The serial Number matches this US service man:
Name: Floyd De Camp
Birth Year: 1921
Race: White, citizen (White)
Nativity State or Country: New Jersey
State: New Jersey
County or City: Burlington
Enlistment Date: 16 Sep 1940
Enlistment State: New Jersey
Enlistment City: Mount Holly
Branch: Infantry
Branch Code: Infantry
Grade: Private
Grade Code: Private
Component: National Guard (Officers, Warrant Officers, and Enlisted Men)
Source: National Guard
Education: Grammar school
Marital Status: Single, without dependents
Height: 70
Weight: 130
From the enlistment records at:
http://aad.archives.gov/aad/series-list.jsp?cat=WR26
I can't just now see where he was shot down or similar. But we will find out.
Note that the enlistment details above appear to be for an infantry man and he does not appear to be Canadian.
regards from Ireland
Dennis