First Edition. George M. Richards dustjacket art and illustrations. Adventure novel intended for young adults concerning the young survivors of a shipwreck in South America and the scientific discoveries they discoveries there. This copy sold with eleven original ink and wash illustrations for the book by noted illustrator George M. Richards. All on stiff card stock or boards, with publisher's craft-paper or translucent guard, approx. 11" by 10". Includes all eight illustrations found in the book, including illustration copied for dustjacket, and three unused drawings. Artwork has a wonderful woodblock quality, characters possess sympathetic features. Richards's illustration work can be found in novels by Jack London, Vachel Lindsay, Richard Stockton and many other noted authors' works between the 1920's and 1940's. His artwork is referenced in Davenports, Peter Falk's Who Was Who in American Art, and Bertha Mahony's Illustrators of Children's Books. Original illustrations all in Very