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The mine map repository - a source of mine map data.
MISSING 1974; :1-9
The Pittsburgh mine map repository of the Bureau of Mines serves as a basic reference file for the archival preservation of mine map data of mines east of the Mississippi River. About 22,000 of an estimated 500,000 available mine maps have been microfilmed. A computerized index serves as the mechanism for retrieval of any microfilmed mine map. The operation, equipment, and index are described in the report.
Mining-industry; Data-processing; Information-systems
IH; Information Circular
Page last reviewed: March 11, 2019
Content source: National Institute for Occupational Safety and Health Education and Information Division