Author: Boyd, Walter Halcro, 1878- / Subject: Geology - Yale University Library GeoBlacklight Search Results

Start Over Author Boyd, Walter Halcro, 1878- Subject Geology

1. Sketch geological map of the city of Rossland and vicinity, B.C., showing mining claims

1906. 2018-06-25T19:21:09Z. 2021-03-19T16:00:52Z. Boyd, Walter Halcro, 1878-. Geological Survey of Canada. English. cartographic image. Public. British Columbia and Rossland Region.

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1. Sketch geological map of the city of Rossland and vicinity, B.C., showing mining claims

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