Winnemucca, Nevada - 30x60 Minute USGS Topographic Map Material:24 lb Paper This 112-page Utah Geological Survey

This 112-page Utah Geological Survey Special Study provides a brief characterization (facies

Salt Lake County

This publication is an engineering folio for the Springdale area

Blaine Cecil

Winnemucca, Nevada - 30x60 Minute USGS Topographic Map Material:24 lb Paper This 112-page Utah Geological SurveyThe distinctive characteristic of a topographic map is that the shape of the Earth's surface is shown by contour lines. Contours are imaginary lines that join points of equal elevation on the surface of the land above or below a reference surface, such as mean sea level. Contours make it possible to measure the height of mountains, depths of the ocean bottom, and steepness of slopes. A topographic map shows more than contours. The map also includes