Boucher #2222 Wide Guage 4-6-0 Steam Locomotive and Tender, San Francisco Observation Car, Chicago Pullman, New York Combo Car,

These were left to me by my father. I'm trying to place a value on the set with the intent of selling it. The set includes a Boucher #2222 wide gauge 4-6-0 steam locomotive and tender, San Francisco Observation Car, Chicago Pullman and Observation car. I have a box of track to go with it. Appreciate any direction is appreciated.