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1Published 1997Subjects: “...Forest fires Environmental aspects Oregon Malheur National Forest....”
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2Published 1991Subjects: “...Forest reserves Oregon Fremont National Forest....”
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3Published 1992Subjects: “...Forest reserves Oregon Fremont National Forest....”
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4Published 1992Subjects: “...Forest reserves Oregon Willamette National Forest....”
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5Published 1991Subjects: “...Forest reserves Oregon Fremont National Forest....”
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6Published 1992Subjects: “...Forest reserves Siskiyou National Forest (Or. and Calif.)...”
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7Published 1993Subjects: “...Forest management Oregon Mount Hood National Forest....”
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8Published 1993Subjects: “...Oil and gas leases Environmental aspects Umatilla National Forest (Or. and Wash.)...”
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9Published 1995Subjects: “...Oil and gas leases Environmental aspects Umatilla National Forest (Or. and Wash.)...”
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10Published 1992Subjects: “...Forest management Umatilla National Forest (Or. and Wash.)...”
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11Published 1994Subjects: “...Stream conservation Siskiyou National Forest (Or. and Calif.)...”
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12Published 1994Subjects: “...Forest management Umatilla National Forest (Or. and Wash.)...”
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13Published 1989Subjects: “...Forest plants Washington (State) Olympic National Forest Classification....”
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15Published 1992Subjects: “...Forest reserves Washington (State) Wenatchee National Forest....”
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16Published 1992Subjects: “...Forest reserves Washington (State) Olympic National Forest....”
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17Published 1992Subjects: “...Forest reserves Washington (State) Wenatchee National Forest....”
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18Published 1993Subjects: “...Forest fires Environmental aspects Oregon Willamette National Forest....”
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19Published 1991Subjects: “...Forest management Oregon Fremont National Forest Periodicals....”
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20Published 1993Subjects: “...Copper mines and mining Environmental aspects Oregon Willamette National Forest....”
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