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Topic
- Linn County (Or.) 15
- Croplands 11
- Hay 10
- Wheat 8
- Cattle 6
- Sheep 5
- Tractor trailer combinations 5
- Graminaceae 4
- Farms 3
- Agriculture 2
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Work Type
- color photographs 37
- photographs 37
- color slides 35
- aerial photographs 17
- photomosaic maps 15
Region
- Linn County >> Oregon >> United States 52
Format
- image/tiff 52
Decade
- 1970-1979 52
