Guarding a heritage. "Soil, water, minerals, vegetable and animal life--these are the basis of our existence and the measure of our future." United States Department of agriculture, Soil conservation service
Publisher: U.S. Govt. print. off.
Published: 1941
Place of publication: Washington
Language: eng
Number of pages: 11
Subjects: Soil conservation
Notes: cop. 1 & 2, not acc.