BIBLIOGRAPHY 321 



Yoke, H. S., Operating a Cooperative Motor Truck Route. 

 Farmers' Bulletin 1032. U. S. Department of Agriculture, 

 1919. 



Periodicals 



American City. 



Country Gentleman. Philadelphia, Pennsylvania. 



Chicago Dairy Produce. Chicago, Illinois. 



Creamery and Milk Plant Monthly. Chicago, Illinois. 



Dairymen's League News (New York). Official Organ of 

 Dairymen's League. 



Dairymen's Price Reporter. Youngstown, Ohio. Official 

 Organ of Dairymen's Cooperative Sales Company. 



Duncan, C. S., Journal of Political Economy, April, 1918. 



Farm Economics Journal, October, 1919. 



Hoard's Dairyman. Fort Atkinson, Wisconsin. 



Journal of Political Economy. Chicago, April, 191 8. 



Market Reporter. U. S. Bureau of Markets, Washington, 

 D.C. 



Milk Plant Letters, U. S. Department of Agriculture, Washing- 

 ton, D. C. 



Milk Magazine. Waterloo, Iowa. 



Milk News. Chicago, Official Organ of Chicago Milk Produ- 

 cers' Association. 



Milk Reporter. Essex, New Jersey. 



Milk Trade Journal. 



Monthly Milk Price Reports, U. S. Department of Agriculture, 

 191 8-1920. 



Monthly Summary of Foreign Commerce of the United States. 



National Stockman and Farmer. Pittsburg, Pennsylvania. 



New England Dairyman. Boston, Official Organ of New Eng- 

 land Milk Producers' Association. 



New England Homestead. Springfield, Massachusetts. 



New York Produce Review and American Creamery. New 

 York City. 



Northwestern Dairyman and Horticulturist. Seattle, Wash- 



