Abstract: Papers, dating mainly from 1894-1938, of John R. Commons, an economist, labor historian, expert on government regulation, and long-time University of Wisconsin-Madison faculty member. The files best document Commons' research interests including labor history, labor economics, an unemployment compensation plan for the Chicago clothing market, banking and monetary reform, and the regulation of interstate commerce. Also covered are government and private organizations connected with those research interests such as the Amalgamated Clothing Workers, American Bureau of Industrial Research, Carnegie Institution, National Bureau of Economic Research, National Monetary Association, Stable Money Association, United States Commission on Industrial Relations, Wisconsin Industrial Commission, and Women's Educational and Industrial Union.