TKM makes some "simple" castings of many unusal objects. Take Your time, and these models could be nice on the shelf.

http://www.lastsummer.com/wagon/tkm.html

1948 Chevy Station Wagon
1949 Dodge Woody SW
1950 DeSoto Woody SW
1953 Buick Woody Station Wgn
1955 Mercury Woody Station Wgn
1957 Mercury Woody Station Wgn