by United States. Department of Agriculture

1921

by United States. Bureau of Crop Estimates

1915

by United States. Department of Agriculture

1903

by United States. Bureau of Agricultural Economics. Division of Dairy and Poultry Products

1922

by United States. 61st Congress, 1909-1911. House. [from old catalog]

1910

by United States. Bureau of the Census

1914

by United States. Congress

1908

by United States. Department of Agriculture

1914

by United States. Pension Bureau

1921

by United States

1921

by United States. Department of Agriculture

1922

by United States. Bureau of Immigration

1915