It could have been any summer, anywhere on the Canadian prairies that year. Wheat fields waved, elevators beckoned, and the railroad snaking through town was the only link with markets beyond. The most dramatic event of the year was a spiritual upsurge that turned the extreme southwest corner of Saskatchewan on its head. It was 1932. The winter of 1932 turned the windswept prairie into a blisteringly cold landscape. From a collection of...