PRR E7s 5878-5862B-5901 coupling up to passenger train at Union Station. Train is probably the "Sprit of St. Louis."

This could be the Washington/Philly Express, a day train from Buffalo, slowing for its stop. This is the same leader as seen in Railroad: Pennsylvania Railroad
Locomotive: EMD E7(A)
Location: Williamsport, Pennsylvania, USA
Locomotive #: PRR 5878
Train ID: Washington Express
Photo Date: August 18, 1956

The westbound New York to St. Louis Penn-Texas roars through Jeannette.