Historical Bulletins
Organic Roots. Database of USDA publications prior to 1942.
Varieties of Winter Wheat Adapted to the Eastern United States. 1921.
The Hard Red Winter Wheats. 1922.
The Hard Red Spring Wheats. 1922
The Soft Red Winter Wheats. 1922.
The Common White Wheats. 1922.
The Durum Wheats. 1923.
Polish And Poulard Wheats. 1923.
Classification of American Wheat Varieties. 1923.
The Club Wheats. 1923.
Farmers’ Bulletin No. 1429. 1924.
Classification of Wheat Varieties Grown in the United States. 1935.
Farmers’ Bulletin No. 1429. Revised 1938.
Classification of Wheat Varieties Grown in the United States in 1939. 1942.
Quality Characteristics of Wheat Varieties Grown in the Western United States. 1945.
Classification of Wheat Varieties Grown in the United States in 1949. 1954.