With 9625 on the point, three PRR Alco FA-2 units drag a freight eastward along the Ohio River by the old commuter stop of Avalon, just on the west side of Pittsburgh, Pa. (Patrons would exit on the overhead walkway I was standing on.)
Coal and steel don't go bad. This album features long, slow, heavy freight trains; drag freights, slop freights, dead freights, etc. Trains with lots of power, and lots of different cargo slogging along behind.
Photos showing the railroad pole lines. The pole line used four basic electrical circuits - telegraph, telephone, signaling, and power. Modern technologies of fiber optics, microwave, radio, satellite, and computers have been replacing the pole lines.