H.C. Leighton Co. (Portland (Me.))
Found in 5 Collections and/or Records:
Bay City, Mich. Central Coal Mine, Salzburg
Collection, undated, of postcards compiled by the Michigan Technological University Archives and Copper Country Historical Collections in Houghton, Michigan. The collection primarily consists of images of copper mines and mining, cities and towns located in the Keweenaw Peninsula, and views of Michigan Technological University (also known as Michigan Mining School, Michigan College of Mines, and Michigan College of Mining and Technology).
Houghton, Mich., Michigan School of Mines, 1908
Collection, undated, of postcards compiled by the Michigan Technological University Archives and Copper Country Historical Collections in Houghton, Michigan. The collection primarily consists of images of copper mines and mining, cities and towns located in the Keweenaw Peninsula, and views of Michigan Technological University (also known as Michigan Mining School, Michigan College of Mines, and Michigan College of Mining and Technology).
Underground in Calumet & Hecla copper mine, Calumet, Mich.
Collection, undated, of postcards compiled by the Michigan Technological University Archives and Copper Country Historical Collections in Houghton, Michigan. The collection primarily consists of images of copper mines and mining, cities and towns located in the Keweenaw Peninsula, and views of Michigan Technological University (also known as Michigan Mining School, Michigan College of Mines, and Michigan College of Mining and Technology).
Underground in the Tamarack Mine, Calumet, Mich.
Collection, undated, of postcards compiled by the Michigan Technological University Archives and Copper Country Historical Collections in Houghton, Michigan. The collection primarily consists of images of copper mines and mining, cities and towns located in the Keweenaw Peninsula, and views of Michigan Technological University (also known as Michigan Mining School, Michigan College of Mines, and Michigan College of Mining and Technology).
View of Houghton, Mich. from Bridge
Collection, undated, of postcards compiled by the Michigan Technological University Archives and Copper Country Historical Collections in Houghton, Michigan. The collection primarily consists of images of copper mines and mining, cities and towns located in the Keweenaw Peninsula, and views of Michigan Technological University (also known as Michigan Mining School, Michigan College of Mines, and Michigan College of Mining and Technology).