| Reference | {Deposit:: Miller, R. L., 1947, Manganese Deposits Of Aroostook County, Maine: Maine Geological Survey Bulletin 4, 77 P.Miller, R. L., 1947, Manganese Deposits Of Aroostook County, Maine: Maine Geological Survey Bulletin 4, 77 P.}{Deposit:: Eilertsen, N. A., And Earl, K.M., 1957, Bulk Sampling By Diamond Drilling, Dudley Manganese Deposit, Northern District, Aroostook County, Maine: U. S. Bureau Of Mines, Report Of Investigations 5303, 26 P.Eilertsen, N. A., And Earl, K.M., 1957, Bulk Sampling By Diamond Drilling, Dudley Manganese Deposit, Northern District, Aroostook County, Maine: U. S. Bureau Of Mines, Report Of Investigations 5303, 26 P.} |