- Bib ID:
- 4075903
- Format:
- Book and Microform
- Author:
- Helm, D. J
- Description:
-
- [Minneapolis, Minn.] : Bureau of Mines, U.S. Dept. of the Interior, [1990]
- xiv, 94 leaves : ill. ; 28 cm.
- Series:
-
- Open file report (United States. Bureau of Mines) ; OFR 91-16.
- Mining research contract report.
- Notes:
-
- "U.S. Bureau of Mines, Twin Cities Research Center."
- Authors: D.J. Helm and D.E. Carling.
- Distributed to depository libraries in microfiche.
- Shipping list no.: 94-0320-M.
- "April 1990."
- Includes bibliographical references (leaves 32-38).
- Final. May 1988 - March 1990.
- University of Alaska Fairbanks, Palmer Research Center. JO289003.
- Reproduction:
- Microfiche. [Washington, D.C. : Supt. of Docs., U.S. G.P.O., 1994] 2 microfiches : negative.
- Subject:
-
- Other authors/contributors:
-
- Govt. Doc. Number:
- I 28.155:14-91
- Copyright:
-
In Copyright
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Copyright status was determined using the following information:
- Material type:
- Literary, dramatic or musical work
- Published status:
- Published
- Publication date:
- 1990
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