Abstracts of Recent Published Material on Soil and Water Conservation Published: 1962 Total Pages: 754 Get eBook
Annotated Bibliography of Water-use Data, 1960 Lois Emily Randall Published: 1961 Total Pages: 28 Get eBook
A Preliminary Summary of Progress and Plans United States. Department of Agriculture. Economic Research Service Published: 1960 Total Pages: 174 Get eBook
U.S. Census of Agriculture: 1959 United States. Bureau of the Census Published: 1960 Total Pages: 706 Get eBook
Floods of September 6, 1960, in Eastern Puerto Rico Harry Hawthorne Barnes Published: 1961 Total Pages: 530 Get eBook