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1.
Regional potential of selected Paleozoic carbonate units in the northern midcontinent for undiscovered Mississippi Valley-type deposits / by Walden P. Pratt ; prepared in cooperation with the geological surveys of Arkansas ... [et. al.] by Series: U.S. Geological Survey bulletin ; 1989-G
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Washington, D.C. : United States Government Printing Office, 1995
Availability: Items available for loan: National Library of India (1)Call number: U.S. 553.440977 P 888 r (bul. no. 1989-G).

2.
U.S. Geological Survey-Missouri Geological Survey symposium : mineral-resource potential of the mid-continent : program and abstracts : St. Louis, Missouri, April 11-12, 1989 / edited by Walden P. Pratt and Martin B. Goldhaber by Series: U.S. Geological Survey circular ; 1043
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Washington : U.S. Government Printing Office, 1990
Availability: Items available for loan: National Library of India (1)Call number: U.S. 553.0977 U.S. 3 us (bul no. 1043).

3.
The midcontinent of the United States--permissive terrane for an Olympic-Dam type deposit : Midcontinent Strategic and Critical Minerals Project 1988 Workshop report / edited by Walden P. Pratt and P.K. Sims by Series: U.S. Geological Survey bulletin ; 1932
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Washington : U.S. Government Printing Office, 1991
Availability: Items available for loan: National Library of India (1)Call number: U.S. 553.0973 Pr 888.

                                                                           
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