* Carlton, Frank T. History and Problems of Organized Labor. D. C.
Heath and Co., Boston. 1911.

———. Organized Labor in American History. Appleton, New York. 1920.

** Carver, Thomas Nixon. Elementary Economics. Ginn and Co., Boston. 1920.

———. Essays in Social Justice. Harvard University Press, Cambridge, Mass. 1915.

———. Principles of Rural Economics. Ginn and Co., Boston. 1911.

Clark, John Bates. Social Justice Without Socialism. Houghton
Mifflin Co., Boston. 1914.

** Coman, Katharine. The Industrial History of the United States.
Macmillan, New York. 1917. Commons, John R. Trade Unionism and Labor
Problems
. Ginn and Co., Boston. 1905.

Coulter, John L. Co÷peration Among Farmers. Sturgis and Walton, New
York. 1919.

Current History Magazine, September, 1920. New York Times, New York.

Dewey, Davis R. Financial History of the United States. Longmans,
Green and Co., New York. 1915.