The collection consists of two series: correspondence and photographs. This collection shows only a small segment of the Alworth family business.

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 a diploma, photograph and news clippings from 1904–1972, a plant sketchbook, a scrapbook, and various items of Benton Byers' father Fredrick W. Byers including journals, notes, and letters from the Civil War.

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 original and copy prints and negatives of Duluth, buildings, sites, views, parks, and development of the area.

The collection documents Elliott's and its predecessor companies.  The records consist primarily of production and financial records. 

The collection consists of identified and unidentified photographs of the Duluth area, with and without corresponding negatives, negatives without corresponding prints and post cards.

The collection contains photographs and glass plate negatives of Duluth, Minnesota taken by photographer Paul Gaylord.

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 collection consists of three photographs and one business ledger. The photographs are a portrait of William P. Heimbach, one image of Duluth and Superior lumbermen at an outing at Namekan Lake Sept 5-7, 1919, the Virginia & Rainy Lake Co., and employees of the Endion Lumber Co, about 1920. The one volume ledger is from the Heimbach Lumber Company cover March through July, 1883.

This collection consists of a fragment of items which merely name some of the principle people and changes within the Insurance Service Agency over fifty years and a chronological sketch of the company’s history.

The collection consists of certificates of incorporation and by-laws and a history of the company; minutes 1908-1910; titles, leases, deeds 1887-1959; contracts, correspondence and minutes; stock ledgers 1902-1913; financial statements and balance sheets 1919-1944, 1945-1957; personnel 1956; appraisal 1917; and one black and white photograph of the buildings.

The collection consists of papers and photographs of Edward Lee, Jr.

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.

The collection contains photographic prints and glass plates of Duluth and surrounding areas.

The collection contains personal and financial correspondence, letterpress books, scrapbooks, newspaper clippings, manuscripts written about local and family history, financial records, legal papers, maps, photographs, one audio cassette of an interview, and reference materials.

The collection contains materials related to the COVID-19 pandemic as it was experienced in Northeastern Minnesota.

The collection contains a photograph album, 1902 – 1953, showing the company’s docks, apparatus, and delivery methods The photographs document changes in technology in coal handling and also include trains, lake vessels, conveyors, land transportation, coal handling in the yard, a 1914 hydraulic dump truck. The collection includes two loose photographs of their local storefronts in Duluth and Superior, price cards, 1880 – 1916, and a newsletter to company employees.

The Collection consists of 5x7" and 8x10" black and white silver gelatin prints exposed and printed by Mr. Nylander. The images are primarily of Duluth street scenes, buildings, churches on the Iron Range, as well as military monuments and markers in Duluth and out East.

The collection contains correspondence files and invoices; 15 photographs; accounting records including 1928-1929 comparative balance sheet and January 1930 to August 1931 trial balance sheets, IRS tax records of 1927 to 1930 plus the invoices which include everything from newspaper advertising costs to stone cutting supplies.

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

The collection contains minutes, 1887-1890; two stock journals, 1887, 1890-1901; a day book, 1887-1889; brochures; menus; news clippings, 1940-1963; and photographs.