The collection includes minutes of the Aftenro Society, some written in Norwegian; historical logs; scrapbooks; correspondence; annual reports; and photographs.  It also includes one audiotape of Mrs. Arnold Berg, Aftenro historian, recounting the history of Aftenro Society.

The collection contains administrative records, financial records, and historical records.

The collection consists of the Commission's files incuding: application to the American Revolution Bicentennial Commission to become a bicentennial city, articles of incorporation and by-laws, financial records, correspondence, manuscripts on local history that were published in the book Duluth: Sketches of the Past, project files by month, Voyageurs Canoe Trip reenactment files, news clippings, brochures and programs, photographs, and proposals.

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

This collection contains articles of incorporation and by-laws, board minutes, correspondence, financial papers, and news clippings.

The collection contains minutes, regulations and by-laws, Manager Reports, correspondence, contracts and proposed contracts, reports to the Duluth City Council, news clippings, circulars, and a history of the Duluth, Minnesota Gas and Water Plants, 1892-1904.

The collection contains administrative records, committee records, and financial records.

The collection consists of articles of incorporation, bylaws, annual reports (1940, 1946, 1948, 1954), titles, leases, deeds, stock certificates, financial statements; a list of salesmen (1953); annual roundup program; photograph of George Hill, John Howe, Sig Soberg (1957), and John Hutman; business letters; promotional material; product advertisements; John Patterson correspondence; a company history; and newspaper articles about the company.