San Isabel, Colorado - 7.5 Minute Series Topo Map timpanogos Connor and the 3rd California

Connor and the 3rd California Volunteers set up Camp Douglas for the purpose of protecting the overland mail and telegraph routes between Nevada and Wyoming

By: William T

this karst topography greatly affects the movement of surface water and groundwater across the quadrangle

including campgrounds

William Lund

San Isabel, Colorado - 7.5 Minute Series Topo Map timpanogos Connor and the 3rd CaliforniaThe 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