TH&B GP9 #403 (with 73) at Welland.

c-1985 - Brad Markowsky - NRM Collection

TH&B GP7 #73 at Welland.

c-1985 - Brad Markowsky - NRM Collection

TH&B 73 receives its orders from the operator at Welland Junction.

Niagara Railway Museum Collection

TH&B GP7 #77 and 2 sister units are seen drifting downhill towards the bridge to the United States. The train is operating over former Canada Southern trackage, which at this point was being operated by the Penn Central railroad.

June 1971 - Ken Kraemer - Niagara Railway Museum Collection