by United States. Bureau of the Budget

1922

by United States. Office of Experiment Stations

1917

by United States. Congress. House. Committee on Ways and Means

1921

by United States. Congress. Senate. Committee on Finance

1929

by United States. Congress. House. Committee on the Census

1918

by United States

1919

by United States

1914

by United States. Bureau of Entomology

1897

by United States. Industrial Commission

1901

by National Education Association of the United States

1907

by United States

1917

by United States

1927