2-8-0s 1237, 1215, 1231 and 1250 by Frisco.org Posted on August 14, 2018 2-8-0s 1237, 1215, 1231 and 1250 2-8-0s 1237, 1215, 1231 and 1250 at the Joplin, Missouri Roundhouse on March 5, 1950 (Arthur B. Johnson). This entry was posted in AJ Collection, KM Collection, Steam and tagged 1215, 1231, 1237, 1250, 2-8-0, Baldwin Locomotive Works, Roundhouse. Bookmark the permalink.