| Call Number (LC) | Title | Results |
|---|---|---|
| S20 .D4 1974 | The American agricultural press, 1819-1860. | 1 |
| S21 | Federal agricultural assistance : select programs / | 1 |
| S21 .A | Report of the Secretary of Agriculture / | 1 |
| S21.A19 U55 1955 | A study committee report on Federal aid to agriculture : submitted to the Commission on Intergovernmental Relations / | 1 |
| S21 .A3 | Report of the Secretary of Agriculture / | 1 |
| S21 .A35 |
Yearbook of agriculture / Agriculture yearbook / Yearbook of the United States Department of Agriculture. |
3 |
| S21 .A35 1924 | Agriculture yearbook, 1924 / | 1 |
| S21 .A35 1938 | Soils and men. | 1 |
| S21 .A35 1939 | Food and life. | 1 |
| S21 .A35 1940 | Farmers in a changing world. | 1 |
| S21 .A35 1941 | Climate and man. | 1 |
| S21 .A35 1942 | Keeping livestock healthy. | 1 |
| S21 .A35 1943-1947 | Science in farming. | 1 |
| S21 .A35 1948 | Grass. | 1 |
| S21 .A35 1949 | Trees / | 1 |
| S21 .A35 1950-1951 | Crops in peace and war. | 1 |
| S21 .A35 1952 | Insects. | 1 |
| S21 .A35 1953 | Plant diseases. | 1 |
| S21.A35 1954 | Marketing. | 1 |
| S21 .A35 1955 | Water. | 1 |
