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Early winter food of ruffed grouse : on the George Washington National Forest /

By Nelson, A. L..
Washington, D.C. : U.S. Dept. of Agriculture, 1938 .
38 p. : , Contribution from Bureau of Biological Survey in cooperation with the Forest Service and Virginia Commission of Game and Inland Fisheries. 23 cm..

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The ruffed grouse,

By Hall, Henry Marion,.
New York, Oxford university press, 1946 .
6 p. l., 3-91 p. 28 x 21 cm..

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The ruffed grouse, its life story, ecology and management,

By Edminster, Frank C..
New York, The Macmillan company, 1947 .
xxvi p., 385 p. , "First printing." 24 cm..

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