Sheet music for "My Keweenaw Home" by Paul Papke and C. Emile Pekula, copyright 1939.

Manuscript, 1890, by John Luther Harris while he was a student at the Massachusetts Institute of Technology. Handwritten copy of "On Copper Rocks and Copper Foundations of Lake Superior," Boston, Massachusetts.

Collection, 1989, of author Peggy Germain. Two children's stories, with space on each page for children to illustrate. Copyrighted by Peggy Germain, the author is noted as Mary Kitti (which may be a pseudonym) and the series is noted as Germain Sister Series, No. 1 and No. 2. Includes "How Lake Superior Got Its Name" and "Why the Copper Country Gets So Much Snow."

Collection, 1860-1979, of the Quincy Mining Company in Hancock, Michigan. Drawings include commercial, domestic, industrial, and public buildings, machinery, subterranean maps, surface maps, transportation systems, utilities, and tools.

Photograph collection, 1998, black-and-white photographs taken in 1998 by Nancy Fisher documenting the remaining Quincy Mining Company housing in the Keweenaw Peninsula of Michigan. Also includes photocopies of maps showing the different housing locations on Quincy Hill including Limerick, Pewabic, Lower Pewabic, and Sing Sing.

Collection, 1934-2014, of Roland Bruce Burgan, a resident of Hancock, Michigan with interests in photography and local history.

Photograph collection, undated, of snow removal equipment and processes in Michigan's Keweenaw Peninsula. Includes images of snow removal techniques involving railroads, machinery, and horse-drawn equipment.

Collection, 1858-1956, of stock certificates from various companies.

Papers, 1904-1911, of Walter G. Swart, a mining engineer associated with the American Zinc, Lead and Smelting Company. Includes correspondence between Swart and Calumet and Hecla Mining Company, as well as reports to stockholders for companies in Michigan's Keweenaw Peninsula, including Calumet and Hecla Mining Company, Osceola Consolidated Mining Company and Seneca Mining Company.

Ephemera, 1931-1975, collected by Wesley Williams, a resident of Ahmeek, Michigan. Includes scrapbooks with newspapers clippings, mostly from the Daily Mining Gazette with indexes of the articles and obituaries included. Also contains a chronological summary from newspaper accounts of the Copper Miners' Strike, 1913-1914 as well as other ephemera including poems by Wesley Williams, memorabilia cards and admission tickets.