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1
A conspiracy of optimism : management of the national forests since World War Two /
by Hirt, Paul W., 1954-
Published 1994

Government Document Book
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3
History and prehistory in the national park system and the National Historic Landmarks Program.
Published 1987

Government Document Book
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4
Agriculture and the environment /
Published 1991

Government Document Book
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5
Farm structure : a historical perspective on changes in the number and size of farms /
Published 1980

Government Document Book
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6
Field manual for the investigation of fish kills /
Published 1990

Government Document Book
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7
A comprehensive evaluation of an eight year program of sea lamprey control in Lake Champlain /
Published 1999

Government Document Book
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8
Soil survey manual /
Published 1993

Government Document Book
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9
Pioneers of American landscape design : an annotated bibliography /
Published 1993

Government Document Book
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