Union Pacific's 1943 (Veterans) leads NS 066 on the return to Omaha over Horseshoe Curve in Altoona, PA. The "other than NS or Amtrak" leader is very rare on this line due to the need for Norfolk Southern cab signals.
Taking a look at the same train and scene as captured by different photographers. The best way to view will be to sort by photo date so the photos are grouped together.