Sowats Spring, Arizona - 7.5 Minute Series Topo Map cd Type: Plastic Map

Type: Plastic Map

and using the GPS function on a “smart” phones (along with a description of their limitations)

Kirschbaum

this guide has twice as many descriptions and color plates as any other rock and mineral guide

Sowats Spring, Arizona - 7.5 Minute Series Topo Map cd Type: Plastic MapThe 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