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1
by Bovey, Rodney W.
[Washington] : U.S. Dept. of Agriculture, Agricultural Research Service : For sale by the Supt. of Docs., U.S. Govt. Print Off., 1977
[Washington] : U.S. Dept. of Agriculture, Agricultural Research Service : For sale by the Supt. of Docs., U.S. Govt. Print Off., 1977
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2
by Abbott, Herschel G. (Herschel George), 1921-
Upper Darby, Pa. : Northeastern Forest Experiment Station, 1960
Upper Darby, Pa. : Northeastern Forest Experiment Station, 1960
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3
by Thomas, Jack Ward
Portland, Or. : Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service, 1974
Portland, Or. : Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service, 1974
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4
by Krajicek, John E.
St. Paul, Minn. : North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1971
St. Paul, Minn. : North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1971
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5
by Reid, W. J. (William John), 1902-1982
[Washington] : U.S. Dept. of Agriculture, Agricultural Research Service : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1976
[Rev. Feb. 1976]
[Washington] : U.S. Dept. of Agriculture, Agricultural Research Service : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1976
[Rev. Feb. 1976]
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9
by Plass, William T.
Columbus, Ohio : Dept. of Agriculture, Central States Forest Experiment Station, 1963
Columbus, Ohio : Dept. of Agriculture, Central States Forest Experiment Station, 1963
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10
by Marty, Robert Jay, 1931-
Upper Darby, Pa. : Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1964
Upper Darby, Pa. : Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1964
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by Batchelder, C. H.
Washington : U.S. Dept. of Agriculture, 1949
Washington : U.S. Dept. of Agriculture, 1949
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15
16
by Erdmann, Gayne G.
St. Paul, Minn. : North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1967
St. Paul, Minn. : North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1967
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17
18
by Grimble, David G.
[Broomall, Pa.] : U.S. Dept. of Agriculture Forest Service, Northeastern Forest Experiment Station, 1987
[Broomall, Pa.] : U.S. Dept. of Agriculture Forest Service, Northeastern Forest Experiment Station, 1987
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19
by Ditmer, Wendell P.
[Harrisburg, Pa.] : Pennsylvania Dept. of Agriculture, 1964
[Harrisburg, Pa.] : Pennsylvania Dept. of Agriculture, 1964
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