4-8-2 1503 by Frisco.org Posted on August 7, 2018 4-8-2 1503 4-8-2 1503 with the Firefly at Union Station, Tulsa, Oklahoma on May 22, 1949 (Arthur B. Johnson). This entry was posted in AJ Collection, KM Collection, Steam and tagged 1503, 4-8-2, Baldwin Locomotive Works, Firefly. Bookmark the permalink.