Typewritten summaries of interviews with Gunkelman and his son, John L. Gunkelman; ms. histories concerning R.F. Gunkelman & Sons and the Gunkelman family by Gary Hedstrom and Christopher T. Bucholz; and clippings. Includes information relating to the Rand and Brown Farm, grain elevators, and Ralph Gunkelman's founding of Farmers Grain Co., Grandin, N.D. (1913), his ownership of Interstate Seed & Grain Co., Fargo (1917-1943), and of R.F. Gunkelman & Sons (1943- ).