01597oam 2200457Ia 450 991070656970332120180102122433.0(CKB)5470000002456749(OCoLC)679349438(OCoLC)609913970(OCoLC)632801589(OCoLC)632801600(OCoLC)1014370863(OCoLC)1016617006(EXLCZ)99547000000245674920101107d1948 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierChurn drilling at Cape Mountain tin placer deposits Seward Peninsula, Alaska /by Harold E. Heide and Robert S. Sanford[Washington, D.C.] :U.S. Dept. of the Interior, Bureau of Mines,1948.1 online resource (14 pages) illustrations, mapsReport of investigations / United States Department of the Interior, Bureau of Mines ;4345Includes bibliographical references (page 14).Tin mines and miningAlaskaSeward PeninsulaTin mines and miningHeide Harold E1390996Sanford Robert S1397958United States.Bureau of Mines.OCLCEOCLCEOCLCQOCLCFOCLCQOCLCOOCLCQGPOMERUCSTFGPOBOOK9910706569703321Churn drilling at Cape Mountain tin placer deposits Seward Peninsula, Alaska3506137UNINA