Quest for the African dinosaurs: ancient roots for the modern world.
Baltimore: Johns Hopkins Press, (2000. reprint). Octavo, paperback, text illustrations. More
Baltimore: Johns Hopkins Press, (2000. reprint). Octavo, paperback, text illustrations. More
Cambridge MA: Harvard University Press, 1992. Octavo, paperback, black and white illustrations. Comparisons are made between living and extinct animals with reference to gigantism and intellect. The natural history of the Mesozoic Era is explored. More
Cambridge MA: Bulletin of the Museum of Comparative Zoology, 1955. Octavo, line drawings, signature, wrappers. More