PREVAL
Subtitle: prefeasibility software program for evaluating mineral properties : version 1.01, users manual, using Lotus 1-2-3 release 2.01 or newer
By: by R. Craig Smith.
Series: Information circular -- 9307.; Information circular (United States. Bureau of Mines) -- 9307.
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1992
Place of publication: [Washington, D.C.]
Language: eng
Format: Microform
Number of pages: 35
Subjects: PREVAL.; Mine valuation -- Computer programs.
Notes: Includes bibliographical references (p. 22).

Microfiche. Washington, D.C. : U.S. G.P.O. 1992. 1 microfiche : negative.

s 1992 dcu n.