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1Published 1985Subjects: “...National parks and reserves Oregon Wallowa National Forest....”
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2Published 1984Subjects: “...National parks and reserves Oregon Deschutes National Forest....”
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3by KellerLynn, KatieSubjects: “...Geology Oregon Oregon Caves National Monument....”
Published 2011
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4by Cannon, Kelly JuneSubjects: “...Memorials Oregon Fort Clatsop National Memorial....”
Published 1995
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5Published 1995Subjects: “...National parks and reserves Oregon Fort Clatsop National Memorial....”
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6Published 2001Subjects: “...National parks and reserves Oregon Fort Clatsop National Memorial....”
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7Published 2002Subjects: “...National parks and reserves Oregon Fort Clatsop National Memorial....”
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8by KellerLynn, KatieSubjects: “...Geology Oregon Crater Lake National Park....”
Published 2013
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9by Wells, Aaron F. (Aaron Francis)Subjects: “...Vegetation classification Oregon Malheur National Forest....”
Published 2006
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10Published 2022Subjects: “...Fires Oregon Malheur National Forest....”
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11by Wells, Aaron F.Subjects: “...Vegetation classification Oregon Malheur National Forest....”
Published 2006
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12Published 2018Subjects: “...Logging Environmental aspects Oregon Willamette National Forest....”
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13Published 2017Subjects: “...Logging Environmental aspects Oregon Willamette National Forest....”
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14by Hemstrom, Miles A.Subjects: “...Forest ecology Oregon Siuslaw National Forest....”
Published 1986
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15Published 2015Subjects: “...Forest roads Oregon Deschutes National Forest....”
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16by Graham, John P. (John Paul)Subjects: “...Geology Oregon John Day Fossil Beds National Monument....”
Published 2014
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17Published 2007Subjects: “...Vegetation management Environmental aspects Oregon Ochoco National Forest....”
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18by Jeffress, Mackenzie R.Subjects: “...American pika Oregon Crater Lake National Park....”
Published 2011
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19Published 2015Subjects: “...Forest management Oregon Willamette National Forest....”
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20by Adamus, Paul R.Subjects: “...National parks and reserves Oregon....”
Published 2013
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