Used By:Meryl Ann Butler Added On: 02/18/2015 at 12:05 AM EST Image Caption: Ten-Wheeler 548 was the first superheated steam locomotive in the Western Hemisphere. Early 1900's. Owner Name / Source: Public domain URL of Owners Page:http://www.trainweb.org/oldtimetrains/CLC/cpr548.jpg Image Source: ImagesAttr License:License Unknown Notes: Believed Public domain due to age of photo.