Horses, men and machines building a rail-line near Lake Alma, Saskatchewan.

A train on train tracks
Four men are sitting on top of train cars, one man is looking out of a window on top of the caboose, and two men are sitting on the back of the caboose
The side of the caboose reads "Canadian National 76361..."

The building of a Canadian Pacific train bridge across a river. A train is parked on part of the partially constructed track. Buildings can be seen in the background. Exact location/bridge unclear.