Category:Old maps of Houghton County, Michigan
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This category has the following 5 subcategories, out of 5 total.
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Media in category "Old maps of Houghton County, Michigan"
The following 4 files are in this category, out of 4 total.
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Houghton County.jpg 5,613 × 4,261; 4.25 MB
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Map of the Copper Range of Northern Michigan and Ontonagon County by R.M. Edwards (1907).jpg 11,830 × 9,767; 20.93 MB
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Portion of the copper district, Michigan, Lake Superior (13410195344).jpg 1,439 × 2,000; 2.68 MB