Correspondence, interviews, autobiographical sketch, histories of Lockhart Farm, Lockhart, Minn., and Mylo, N.D., legal materials, blueprint maps of several townships in Norman County, Minn., obituaries, and clippings relating to Finley, N.D., and other topics. Includes information relating to Menge's early employment on Lockhart Farm and his lumber and hardware stores in Lockhart, Minn.