GP38AC 2115 (Frisco 638) by Frisco.org Posted on October 13, 2016 GP38AC 2115 (Frisco 638) GP38AC 2115 (Frisco 638) at Crystal City, Missouri in January 1983 (Camille Chappuis). This entry was posted in BN Patched, RT Collection and tagged 2115, 638, Electro-Motive Division, GP38AC. Bookmark the permalink.