| Reference | {Deposit:: SHEAD, A.C., 1929, OGS BULLETIN 14, P. 6, 10, 27, 29, 31, 83, 87, 91.}{Deposit:: FISCHER, R.P., 1937, ECONOMIC GEOLOGY, V. 32, P. 906-951 (P. 921).}{Deposit:: MERRITT, C.A., 1940, OGS MINERAL REPORT #8, P. 10-12.}{Deposit:: BRANSON, C.C., BURWELL, A.L., AND CHASE, G.C., 1955, OGS MINERAL REPORT 27, 22 P. (P. 15-17).}{Deposit:: RIES, E.R., 1955, OGS BULLETIN 71, 120 P.}{Deposit:: DOTT, R.H., 1946, 1947, 1948, OGS FILE, LETTERS, 12 P., OKFUSKEE CO., OKLA.}{Deposit:: MERRITT, C.A., AND HAM, W.E., JUNE 1940, OGS FILE, SHEET 347, OKFUSKEE CO., OKLA.}{Deposit:: ROY ELLIS OF PRAGUE, GRANDSON OF JOHN GRAVITT, SINCE 1950 HAS TAKEN CARE OF THE PROPERTY FOR THE GRAVITT ESTATE, P.O. BOX 815, PRAGUE (ELLIS COURTS), LINCOLN COUNTY, OKLA.}{Deposit:: MERRITT, C.A., HAM, W.E., AND JEFFERS, L., JUNE 1940, OGS FILE, SHEET 348, OKFUSKEE CO., OKLA., 5 P.}{Deposit:: JEFFERS, LESTER, 1937, OGS FILE, SHEET 5607, OKFUSKEE CO., OKLA.}{Production:: SHEAD, A.C., 1929, P. 6, 10, 27, 29, 31, 83, 87, 91. MERRITT, C.A., 1940, P. 12} |