Located in the remote Keweenaw Peninsula, the Calumet & Hecla had to craft nearly all the parts and materials need for its mine operations. The over 30,000 patterns that the company used to make these parts were stored in this building. Courtesy National Park Service (NPS)
This photograph is by carnkie and was uploaded March 25th 2010. © carnkie please do not copy or distribute without prior express permission.
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