GP38-2s 433, 469 and GP7 510 by Frisco.org Posted on July 6, 2014 GP38-2s 433, 469 and GP7 510 GP38-2s 433, 469 and GP7 510 (location unknown) in August 1977. This entry was posted in Slides and tagged 433, 469, 510, Electro-Motive Division, GP38-2, GP7. Bookmark the permalink.