Stalking birds with color camera.
Washington, DC: National Geographic Society, (1963. revised edition). Octavo, colour photographs, lacks dustwrapper. More
Washington, DC: National Geographic Society, (1963. revised edition). Octavo, colour photographs, lacks dustwrapper. More
London: Collins, 1949. Octavo, photographs, very good copy in dustwrapper. More
London: Collins, 1946. Octavo, colour photographs, very good copy in rubbed dustwrapper. More
London: Focal Press, 1980. Small octavo, photographs, good paperback copy. More