Cleveland, Ohio: World Syndicate Publishing Co., (1933). Hardcover - The third in this four book series, all published in 1933 - the author's name is probably a pseudonym. "Dick Lawrence, traveller, explorer and archeologist, leads the Scout Patrol Boys to adventure and excitement. At Circle-U Ranch they learn how to ride and rope before they go to Yucatan to unearth an ancient race. After that they have a pleasant vacation at Hunting Lodge, with fishing and hunting and in the Frozen South they rescue a famous company of explorers who are stranded on the ice. The books are "chock" full of hair-breath [sic] escapes and escapades that will give you many hours of pleasant reading." (World Syndicate advertisement) 118 pp.