Geology

The topographic maps depict the Emigrant Lake Quadrangle, and similar geological features such as dips, strikes, and rock strata. The materials also include photographs of geological features from the site.

The maps describe sections of the Emigrant Creek Quadrangle, a geologic map of the Emigrant Lake Park Recreation Area, and a sample seismogram.

The topographic map depicts sections of the Emigrant Lake Quadrangle.

The topographic map highlights the geological features of the Grizzly Peak Quadrangle.

The colorful map shows the locations of various rock types found throughout the Klamath Mountains. It also includes a key that describes these rock types.

The map shows the locations of rock classes in the Klamath Mountains and bibliographic references to the origins of data for the sites of rock strata in this particular range.

The map shows the geologic cross-sections of the Medford Quadrangle. The map includes a chart and descriptions of the rock types and a list of mines found in the area. The reverse consists of a written report on the production of the map and summarizes the geologic features of the area.

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

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 topographic and geologic features of the Rio Canyon Quadrangle.