Not back in 1951! Canada manufactured Studebaker's "export" models, and Panama was/is a foreign country to both USA and Canada.
I realize these aren't
picture-evidence, but evidence nevertheless:
•
http://www.parts123.com/0001003a/524...ing-524853.htm
•
http://www.rmauctions.com/lots/lot.cfm?lot_id=1052558