GP35 707 and U25B 800 by Frisco.org Posted on July 22, 2016 GP35 707 and U25B 800 GP35 707 and U25B 800 lead a train (date and location unknown). This entry was posted in FT Collection and tagged 707, 800, Electro-Motive Division, General Electric, GP35, U25B. Bookmark the permalink.