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 consists of working files, including letters, brochures, press releases, photographs, and clippings.

The collection contains information on the activities of the USO in Duluth.

The collection contains correspondence, pamphlets, publications, minutes, press releases, one photograph, newspaper clippings, articles, maps and miscellaneous reference materials. The records reflect the organic history of the Association and the history of the entire Seaway movement from the establishment of the Association to its demise in 1939.

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 diaries, news clippings, photographs, and reference materials.

The collection contains minutes, correspondence, financial and reference materials, photographs and scrapbooks.

The collection contains newsletters, club historian's files and scrapbook, and subject files.

The collection contains news clippings 1904-1977; photographs, 1911; miscellaneous bulletins, articles of incorporation, constitution, meeting reports, plans 1910-1966; YMCA School’s standard course foremanship instructors manual, 1923; three scrapbooks; reports, including Camp Miller, 1927–1949; and a published history of the Duluth YMCA, The First 100 Years, 1882-1982.