The ancient copper mines of Lake Superior
Author(s): Jacob jr. [from old catalog] Houghton
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The ancient copper mines of Lake Superior. Jacob jr. [from old catalog] Houghton. 1879 ( tDAR id: 183927)
This Resource is Part of the Following Collections
min long: -90.112; min lat: 46.333 ; max long: -87.112; max lat: 48.306 ;
NADB document id number(s): 5906
lcc(s): F576 .W81 vol. 8
NADB citation id number(s): 000000082207