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A preliminary catalog of the birds of Missouri - Widmann, Otto (Academy of Science of St. Louis, 1907)

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A preliminary list of the birds of Jones Beach, Long Island, N.Y - Linnaean Society of New York (Linnaean Society of New York, 1935)

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Proceedings of the Bournemouth Natural Science Society - Bournemouth Natural Science Society (1938)

Proceedings of the Bournemouth Natural Science Society - Bournemouth Natural Science Society (1946)

Proceedings of the Bournemouth Natural Science Society - Bournemouth Natural Science Society (1952)

Proceedings of the Bournemouth Natural Science Society - Bournemouth Natural Science Society (1954)

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Proceedings of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 1874)

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Proceedings of the International Ornithological Congress (Australian Academy of Science [etc.], 1929)

Proceedings of the International Ornithological Congress (Australian Academy of Science [etc.], 1951)

Proceedings of the International Ornithological Congress (Australian Academy of Science [etc.], 1955)

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The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1918)

The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1919)

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Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1884)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1888)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1900)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1911)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1919)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1926)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1927)