URI(s)
Identifies LC/NAF RWO
Identifies RWO
Exact Matching Concepts from Other Schemes
Closely Matching Concepts from Other Schemes
Sources
- found: His Procedures for assessment of cumulative impacts of surface mining on the hydrologic balance, 1982:t.p. (Alan M. Lumb, U.S. Geological Survey)
- found: LC data base, 9/14/83(hdg.: Lumb, Alan M.)
Instance Of
Scheme Membership(s)
Collection Membership(s)
Change Notes
- 1983-10-07: new
- 1984-03-22: revised
Alternate Formats