Collection, 1940-2008, of family genealogies and biographies of Hans E. Fredeen and his family. Also includes clippings, postcards of Copper Harbor, Michigan, and several articles written by Fredeen on Isle Royale and the Boy Scouts of America's history in Michigan's Upper Peninsula.

Collection, 1907-1961, of photographic prints, negatives, and documents collected by the Kendall family of Houghton County, Michigan.

Papers, circa 1955-circa 1984, of Kenneth R. Opal of Hubbell, Michigan. Includes photographs, certificates, and genealogy papers.

Collection, 1880-1968; 2007-2019, of the Lawton family of Michigan. Includes field notebooks of Charles DeWitt Lawton, written during his tenure as the State of Michigan Commissioner of Mineral Statistics, as well as correspondence of Charles Latham Lawton and Swaby Lawton. Also contains biographical information on family members including Charles Latham Lawton, Swaby Lawton, Nathan Oliver Lawton, Charles E. Wright and Ross Dunbar Blackburn.

Family papers, 1861-2003, compiled or produced by Mary Ralph Erkkila, her mother Annie Sullivan Ralph, and their relatives on the lives and familial relationships of the Sullivan and Ralph families in the Upper Midwest.

Papers, 1849; 1866-1944, of Oliver A. Farwell, a famous botanist and grandson of Daniel D. and Lucena Brockway. Includes business and personal correspondence, photographs, and records.

Collection, circa 1887, includes survey book and photocopies of a Paine family genealogy and a letter. The genealogy is from the "Paine Genealogy and Allied Lines" by Ruth F.W. Paine (wife of William A. Paine) and the letter is from S.S. (Sarah Sargent) Paine to her son William Paine and his wife Ruth, dated April 19, 1887.

Collection, 1912-1978, of Swande Godell of Chassell, Michigan. Includes biographical and genealogical material as well as personal and business correspondence, field notebooks, logging camp account books and Chassell Lumber Company records.