GP7s 587, 627 and 570 by Frisco.org Posted on May 6, 2014 GP7s 587, 627 and 570 GP7s 587, 627 and 570 at Altamont, Kansas in February 1972 (Golden Spike Productions). This entry was posted in Slides and tagged 570, 587, 627, Electro-Motive Division, GP7. Bookmark the permalink.