Topographic map symbols.

The United States Geological Survey (USGS) presents information about topographic map symbols. Topographic maps contain contour lines that represent the Earth's surface. The maps also include symbols that represent streets, buildings, streams, and woods.

Bibliographic Details

Corporate Author:	Geological Survey (U.S.)
Format:	Government Document Book
Language:	English
Published:	[Washington, D.C.] : USGS, [2000]
Subjects:	Topographic maps. Topographical drawing > Conventional signs. Maps > Symbols. United States. Geological Survey.
Online Access:	https://purl.fdlp.gov/GPO/LPS12347