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In-stream aggregate extraction erosion control photographs
In-stream aggregate extraction and reclamation guidance document
Colorado. Division of Minerals and Geology. Greystone.
1998
Colorado Dept. of Natural Resources, Division of Minerals and Geology
Denver, Colo.
"August 1998." Includes bibliographical references.
Mineral industries Environmental aspects Aggregates (Building materials) Geomorphology Erosion
Colorado
1 PDF (1 v. (various pagings) : ill. ; 6641KB)
eng
NR12.2/IN1/1998/INTERNET
http://hdl.handle.net/10176/co:3410
137294783
2010-06-17T19:03:03.308Z