Reference | {Deposit:: REED, G. C., 1950, MINES AND MINERAL DEPOSITS (EXCEPT FUELS) PARK COUNTY, MONTANA: U.S. BUREAU OF MINES INF. CIRC. 7546}{Deposit:: SONDEREGGER, WALLACE, AND HIGGINS, JR., 1975, ACID MINE DRAINAGE CONTROL: FINAL REPORT TO MONTANA DEPT. NAT. RES UNDER GRANT S-802671} |