Farmers’ cooperation in Minnesota, 1913–1917. John D. Black, and Frank Robotka. (Minnesota agric. experiment station. Bul. 184) 62p pa ’19 St Paul, Minn.
The Russian cooperative movement. Frederic E. Lee. (U.S. Foreign and domestic commerce bur. Miscellaneous ser. 101) 83p pa ’20
Cooperative marketing
Cooperation applied to marketing by Kansas farmers. Theodore Macklin. (Kansas. Agricultural experiment station. Bul. 224) 61p pa ’20 Kansas State agricultural college, Manhattan, Kansas
Cooperative marketing of horticultural products. J. W. Lloyd. (Illinois. Agricultural experiment station. Circular 244) 15p pa ’20 University of Illinois, Urbana, Ill.
Corn
Better seed corn. C. P. Hartley. (U.S. Agriculture dept. Farmers’ bul. 1175) 14p pa ’20
Corn oil
Production and utilization of corn oil in the United States. A. F. Sivers. (U.S. Agriculture dept. Department bul. 904) 23p pa ’20
Cotton