Reference | {Deposit:: CUMMINGS J B REPT OF S D STATE PLANNING BOARD,TIN DEPOSITS O}{Deposit:: 936 P 27}{Deposit:: S DAKOTA SCHOOL OF MINES BULL 17 P 149}{Deposit:: S DAKOTA SCHOOL OF MINES BULL 12 P 54}{Deposit:: US BUREAU OF MINES INF CIRC 7707 P 46} |