GP38-2s 673 and 410 by Frisco.org Posted on April 21, 2014 GP38-2s 673 and 410 GP38-2s 673 and 410 meet at Newburg, Missouri in December 1977. This entry was posted in RT Collection and tagged 410, 673, Electro-Motive Division, GP38-2. Bookmark the permalink.