Determination of approximate original contour.
By: D. Gregory, R. Mills and C. Watson.
Contributors: Mills, R; Watson, C.
Publisher: s.n
Published: 1987
Place of publication: S.l
Notes: Pages 95-100 in Fourth Biennial Symp. on Surface Mining and Reclamation on the Great Plains and fourth Ann. Meeting Am. Soc. for Surface Mining and Reclamtion. Billiings, MT. 418pp.

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