©
Bill Conway: Steam Tractor Wheel and Flywheel, Rough & Tumble, Paradise, PA
©
Bill Conway: Steam Tractor Flywheel, Rough & Tumble, Paradise, PA
©
Bill Conway: Steam Tractor 2060, Rough & Tumble, Paradise, PA
©
Bill Conway: SteamTractor Pulling Contest, Rough & Tumble, Paradise, PA
©
Bill Conway: Steam Tractor, Rough & Tumble, Paradise, PA
©
Bill Conway: Steam Tractor Wheel, Rough & Tumble, Paradise, PA
©
Bill Conway: Steam Tractor 1912, Rough & Tumble, Paradise, PA