On May 4, 1919, Charlie Cook set off for a year of adventure in the Minnesota-Ontario Boundary Waters. Soon abandoned by his comfort-loving companion, the restless World War I veteran spent an enlightening year learning—often the hard way—how to paddle and sail on windy lakes, hunt and fish for food, bake "rough delicacies" in a reflector oven, and build winter-proof shelters. His how-to descriptions of trapping beaver, mink, and other game are unsurpassed...