Core drilling at the Victory fluorspar mine, Hardin County, Ill.

Author: Bishop, O. M.
Additional Authors: Swanson, A. S.
Year: 1948
Document Type: BMRA
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.23:4324
Series: Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number: 4324
Subject: Fluorspar--Illinois--Hardin County
Link: https://hdl.handle.net/2027/mdp.39015078466938

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