Thanks for your help. Tom

http://tallstacks.com/Riverboats/

has all the river boats I need to build.

Belle of Cincinnati
Magnolia Belle 
Belle of Louisville
Majestic
Celebration Belle
Mississippi Queen
Chattanooga Star
Music City Queen
Colonel Natchez
Delta Queen
PA Denny
General Jackson
Spirt of Cincinnati
Harriet Bishop
Spirit of Jefferson
Spirit of Peoria