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| 1 | Title: | Geological survey of the mineral lands on the southern shore of Lake Superior: belonging to the Pittsburgh and Boston Copper Harbor Mining Company | |
| Creator: | Shepherd, Forrest. | ||
| Silliman, Benjamin, 1816-1885 | |||
| Pittsburgh and Boston Copper Harbor Mining Company | |||
| Publication: | Printed by George Parkin, Pittsburgh,1846. | ||
| Call #: | Pam. S126 | ||
| Extent: | 35, [1], 8 p., 4 folded leaves of plates : map ; 22 cm. | ||
| Subjects: | Pittsburgh and Boston Copper Harbor Mining Company | Mines and mineral resources -- Superior, Lake | ||
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