1. 1968 Animal Mechanics. University of Washington Press, Seattle.
2. 1964 The giant panda. A morphological study of evolutionary mechanisms. Fieldiana: Zoology Memoirs, 3: Chicago, Natural History Museum.
3. Limb movements and locomotor function in the California sea lion
(Zalophus californianus)
4. (1976b, submitted) Structural correlates of forelimb function in fur seals and sea lions. J. Morph.