GROUP OF SIX UNPATENTED CLAIMSEXTENDS INTO SEC 6 T28N R7EBINGLER E.C. GEOLOGY AND MINERAL RESOURCES OF RIO ARRIBACOUNTY, NEW MEXICO NMBM BULL. 91 1968 P 83LINDGREN ET AL ORE DEPOSITS OF NEW MEXICO USGS P.P. 681910 P 130JONES F.A. NEW MEXICO MINES AND MINERALS SANTA FE 1904P 166