Prehistoric Copper Mining in the Lake Superior Region: A Collection of Reference Articles |
Contents
Introduction O J Du Temple | 16 |
Introduction O J Du Temple | 35 |
Paper 5 | 45 |
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Prehistoric Copper Mining in the Lake Superior Region: A Collection of ... Roy Ward Drier,Octave Joseph Du Temple No preview available - 2012 |
Common terms and phrases
abandoned aboriginal American ancient copper ancient miners ancient pits appear axes bones boulders canoe Catlinite chisels clay Company Copper Country Copper Harbor copper implements copper mines copper tools debris deposits depth Detroit discovered discovery district Eagle Harbor early earth evidence excavations explorers extended fact feet fire forest French grooved Harbor Houghton hundred inches Indians indicate island Isle Royale Jesuit Keweenaw Peninsula Keweenaw Point known labor Lake Superior Lake Superior region land mass of copper mauls McCargoe Cove metal Mexico Michigan miles Minnesota Minong mound builders mound-builders native copper northern Ohio Ontonagon County Ontonagon River pieces of copper Portage Lake possession pounds Prehistoric Copper present probably race relics rock savages says seen shore of Lake side silver Siskiwit Bay Smithsonian SOCKETED spear specimens stone hammers surface timber tons trees tribes tumuli veins weighing Wisconsin