Hardcover. NY, Holiday House, 1st, 1971, Book: Very Good, Dust Jacket: Very Good, Hardcover in a bright, price-clipped dust jacket. A simple discussion of the physical characteristics and probable origins of the races of the world. Color illustrations by Symeon Shimin.

New York, Dodd Mead , 1st, 1983, Book: Very Good, Dust Jacket: Very Good, Hardcover. 109 pages. Black & white illustrations by Ted Lewin. Dust jacket with edgewear, light soiling. Conrad, the boy who gave Annie a willow whistle, improves her father's opinion of him when he helps save his classmates stranded in the schoolhouse by an early blizzard.

Hardcover. Chicago, University of Chicago Press, 1st, 1964, Book: Very Good, Dust Jacket: Good, Hardcover in a lightly worn dust jacket, 260 pages, b&w illustrations. A description of that gentle beast, the upland gorilla, and of the African terrain and people. Mr. Schaller has written an informal and exciting story of his two years of travel and observation in East and Central Africa. No markings.