The freezing Canadian winters robbed power-giving heat out of a locomotive's boiler.
The Scotia, built in 1861 in Hamilton, Ontario, was the first to use a steel boiler to speed it on its winterbound journeys.
This $20 proof sterling silver coin weighs 1oz, and has a struck hologram in the design.
Specifications
composition 92.5% argent 25% cuivre
Value $20.00