The Further Adventures of Jimmie Dale, a Canadian novel

According to Wikipedia: "Frank Lucius Packard (February 2, 1877 - February 17, 1942) was a Canadian novelist. He was born in Montreal, Quebec and as a young man went to work as a civil engineer for the Canadian Pacific Railway. His experiences working on the railroad led to his writing a series of mystery novels, the most famous of which featured a character called Jimmie Dale."