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 articles of incorporation, by-laws, minutes, annual reports, budgets, policies, newsletters, newspaper clippings scrapbooks, photographs, Chisholm family genealogy and photographs, museum programming materials and photographs, American Alliance of Museums museum assessment, strategic plan.

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.