Amtrak rolls eastbound through Wall, Pa. The use of Superliners suggests the train may be a special. The eastbound Pennsylvanian is designated 04T; this train is believed to have been designated R4T.
GE manufactured safety cab locomotives, refer to https://en.wikipedia.org/wiki/List_of_GE_locomotives for a complete list.
NOTE: This album includes photos of modern GE passenger locos.