The porpoise watcher.
London: John Murray, 1974. Octavo, photographs, very good copy in dustwrapper. More
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Observations on Pacific Cetaceans of Californian and Mexican waters.
New York: University of California Publications in Zoölogy, 1961. Octavo, photographs, text figures, wrappers. More
Dolphin societies: discoveries and puzzles.
Berkeley: University of California Press, 1991. Octavo, photographs, publisher's cloth. More
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