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; updated mission statements; organizational policies and procedures; board minutes and accompanying materials including some financial statements, 1990-2009; newsletters, 1989-1994; letters; news clippings; and phone/drop-in logs.

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 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.

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

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