The collection consists primarily of black and white and color photographs by a photojournalist employed by a Duluth newspaper. The photographs are of the city of Duluth, events, people, as well as the northeast Minnesota area primarily from 1971, 1982-1990s; many are not dated and unidentified.

The collection contains a membership booklet for 1939 and 5 annuals.

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

The scrapbooks are comprised of newspaper clippings.

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 correspondence,1906–1923; legal materials; news clippings, 1918–1924; and pamphlets. Legal materials include petitions and complaints to the Federal Trade Commission and miscellaneous resolutions.

The collection consists of interviews by Professor Richard Hudelson, Ph. D. of Donald Klaber on July 22, 1999 and March 2000.

Collection consists of price lists for the work of professional painters for 1910, 1911, 1917.  Title of each three page list is Minimum Prices for Painting, Tinting, Finishing, etc.

The collection consists of images and negatives made by or collected by Kenneth Moran.

The collection contains minutes, 1913–1933; a membership dues ledger, 1909–1916; a book of banquets, 1913–1915; correspondence, 1908–1917; and news clippings, 1898–1928.