Topographic maps

The booklet contains maps that cover the natural and human history of topography and geology throughout the state of Oregon.

The U.S. Geological Survey produced the topographic map as part of the 7.5 minute series. It was compiled from aerial photographs taken in 1959.

The U.S. Geological Survey produced the topographic map as part of the 7.5 minute series. It was compiled from aerial photographs taken in 1971.

The topographic map produced by the U.S. Geological Survey is part of the 15-minute series. The map was compiled from aerial photographs taken in 1955.

The U.S. Geological Survey produced the topographic map as part of the 7.5 minute series. It was compiled from aerial photographs taken in 1971.

The topographic map produced by the U.S. Geological Survey is part of the 15-minute series. The map was compiled from aerial photographs taken in 1952.

The topographic map sections concern the Ashland Quadrangle with notes on the locations of specific geologic and geology-to-plant distribution components.

The map shows the locations of rock strata found in East and West Medford. It also describes the different rock types and shows how old they are on a scale.

The map produced by the U.S. Geological Survey is part of the 7.5-minute series. The map was compiled from aerial photographs taken in 1946. The reverse side provides information on how to interpret the topography.

The map illustrates the earthquake hazard intensity areas of Ashland, Grants Pass, Roseburg, Cottage Grove, and Sutherlin-Oakland. The rate of intensity for each area is color-coded.