Archives of the Co-operative League's monthly publication Cooperation, Organ of the Consumers Cooperative Movement in the U.S.A  are available from the University of Georgia Library.  Large .pdfs of annual collections:  1921, 1922, 1923, 1924, 1925, 1926, 1927, 1928, 1929, 1930, 1931, 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1939, 1940, 1941, 1942, 1943, 1945, 1946, 1947

Occasional references to worker cooperatives supplement the more dominant consumer movement, for instance a 1926 warning of a tendency toward democratic degeneration and a finding a lack of ethics and vision among the worker-owners.