Survey of Geographic Base Files

by George P. Leyland, Consultant; Office of System Requirements, Plans and Information, U.S. Dept. of Transportation; formerly, Consultant, Leyland Systems Inc., Boston, MA,

Serial Information: Journal of the Surveying and Mapping Division, 1970, Vol. 96, Issue 2, Pg. 201-212

Document Type: Journal Paper


Computers help analysts process data to meet specific needs, but problems occur when geographic data are processed. Consequently, several different ways of maintaining, manipulating and displaying geographic information have been developed. These techniques should be examined in detail by those who use standard data, i.e., census data.

Subject Headings: Geomatic surveys | Computer analysis | Geographic information systems

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