Foster, Gerald L.
Houghton Mifflin
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Dunn, Jon, 1954-, Garrett, Kimball, National Audubon Society, National Wildlife Federation, Roger Tory Peterson …
Houghton Mifflin
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Sherwood, Richard M.
Houghton Mifflin Co.
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Clark, William S., 1937-, Wheeler, Brian K., 1955-, National Audubon Society, National Wildlife Federation
Houghton Mifflin
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Foster, Steven, 1957-, Duke, James A., 1929-
Houghton Mifflin
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White, Richard E.
Houghton Mifflin
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Foster, Steven, 1957-, Caras, Roger A., National Audubon Society, National Wildlife Federation, Roger Tory Peterson …
Houghton Mifflin
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McKnight, Kent H., McKnight, Vera B., National Audubon Society, National Wildlife Federation
Houghton Mifflin
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Page, Lawrence M., Burr, Brooks M., National Audubon Society, National Fish and Wildlife Foundation (U.S.), Roger Tory …
Houghton Mifflin
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Bull, John L., Farrand, John, National Audubon Society
Knopf, distributed by Random House
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Burt, William Henry, 1903-, Grossenheider, Richard Philip
Houghton Mifflin
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