Attached Link: http://world.std.com/%7Emharter/streetcar//trains.htm

The only site I know of with this "type" of model are models of trolleys, not trains. I may be of some use to someone though, so here it is. Sorry I couldn't be more help. You might also try TurboSquid too if you don't mind paying for a model. I "think" Despona makes one? Varian? Laurie