References
MATERIALS SURVEY- MANGANESE. BUMINES, 1952, PP VII-8 -VII-EARL, K.M. AND EILERTSEN, N.A. INVESTIGATION OF MANGANESEITS, HODGDON AND LINNEUS TOWNSHIPS, SOUTHERN DISTRICT, AROOSCOUNTY, MAINE. BUMINES RI-6119, 1962, 46 PP.MACMILLAN, R.T. AND TURNER, T.L. RECOVERY OF MANGANESE FROOF AROOSTOOK COUNTY, MAINE. BUMINES RI-5082, 1954, 41 PP.PAVLIDES, L. GEOLOGY AND MANGANESE DEPOSITS OF THE MAPLE AHOVEY MOUNTAINS AREA AROOSTOOK COUNTY, MAINE. USGS PROFESSIOPAPER 362, 1962, PP 3-9, 41-43, 57-63, 79, 86, 88, 108-109,HENN, J., PETERS, F., JOHNSON, P. AND KIRBY, R. AN EVALUATAN AMMONIUM SULFATE LEACHING PROCESS FOR RECOVERING MANGANESMINNESOTA AND MAINE RESOURCES. BUMINES RI-7156, 1966, 68 PP.EILERTSEN, N.A. INVESTIGATION OF MANGANESE AREAS, HAMMONDATION AND HODGDON TOWNSHIPS SOUTHERN DISTRICT, AROOSTOOK COUMAINE. BUMINES RI-5392, 1958, 38 PP.EILERTSEN, N.A. INVESTIGATION OF THE LITTLETON RIDGE MANGADEPOSIT AND VICINITY, SOUTHERN DISTRICT, AROOSTOOK COUNTY, MBUMINES RI-5104, 1955, 39 PP.PROCEEDINGS OF THE MANGANESE CONFERENCE, BOULDER CITY, NEVSEPT. 29-30. BUMINES, 1952, PP 92-100.PROCESS FOR THE RECOVERY OF FERROGRADE MANGANESE. BUMINES RILAMB, F., WARNKE, W. AND WOODWARD, D. ORE-DRESSING TESTS OAROOSTOOK COUNTY, MAINE, MANGANESE ORES. BUMINES RI-4951, 19NORMAN, L. AND KIRBY, R. REVIEW OF MAJOR PROPOSED PROCESSERECOVERING MANGANESE FROM U.S. SOURCES- 1. PYROMETALLURGICALCESSES. BUMINES IC-8138, 1962, 30 PP.NORMAN, L. AND KIRBY, R. REVIEW OF MAJOR PROCESSES FOR RECMANGANESE FROM U.S. RESOURCES- 2. CHLORIDE AND FIXED NITROGECESSES. BUMINES IC-8160, 1963, 35 PP.WHITE, W.S. STRATEGIC MINERALS INVESTIGATION. USGS BULLETI, 1943.REPORT OF THE PANEL ON MANGAESE RECOVERY TECHNOLOGY. NATIOMINERALS ADVISORY BOARD, NMAB-323, 1976, 81 PP.MILLER,RALPH L. MANGANESE DEPOSITS OF AROOSTOOK COUNTY,MAINE. MAINE GEOLOGICAL SURVEY BULL. 4, 1947, 77 PP.