This collection is intended to accommodate miscellaneous, primary documents related to the October 12, 13, 1918 Cloquet-Moose Lake forest fire and its aftermath when provenance or donor information about the material is unclear or not known.

The collection contains correspondence, financial materials, articles, pamphlets, photographs, news clippings, sketchbooks, a tape recording, and miscellaneous reference materials. Most of the records originate from the period between 1940-1958 and document Barnes' financial interests and his involvement in the St. Lawrence Seaway project. Some personal correspondence is also included.

The collection contains: cashbook, publications, news clippings, yearbooks, photographs, and scrapbooks. Some scrapbooks contain photographs.

The collection contains two minute books; news clippings, 1933-1971; correspondence, 1890-1986; articles of incorporation and by-laws, 1902; pamphlets; and photographs. 

The collection contains family and business papers, photographs, slides, one film, scrapbooks and photograph albums. The collection includes correspondence, legal documents, publications, minutes, photographs, financial reports, and news clippings for Goldfine's, Miller Furniture Company, Spirit Mountain Authority, Temple Israel, and the Goldfine family.

The collections contains research materials compiled to write Dr. Hudelson's book published by the University of Minnesota Press in 2006 titled By the Ore Docks: A Working People’s History of Duluth.

The collection contains annual reports, correspondence, programs, publications, and photographs.

The collection contains corporate and financial records and minutes; job site and construction records; publicity records; and oversized photos and blueprints.

The collection contains annual reports, 1954-1977, minutes, 1930-1977, correspondence, files by office divisions, legal materials, news clippings, publications, and photographs.