 And he could well have been the most prolific U.S. artist ever, with paintings numbering in the thousands that range from raw turn-of-the-century logging and mining camps in the West, to the majestic grandeur of the Grand Teton Mountains of Wyoming, street scenes in cowboy and mining towns, St. Patrick's Cathedral and Central Park in New York, the San Francisco skyline, exotic markets in North Africa, the Near East and Asia, plus what at the time he painted it was acclaimed to be the only historically accurate rendition of Custer's Last Stand.At the time of his death, he was one of the country's best-known western landscape artists.He had one-man shows in New York City.