Conquest of the land through seven thousand years
By: by W.C. Lowdermilk
Contributors: United States. Soil Conservation Service
Edition: Rev. slightly Oct., 1947.
Series: SCS-MP -- no. 32, 1948; SCS-MP -- no. 32, 1948.
Publisher: U.S. Dept. of Agriculture, Soil Conservation Service
Published: 1948
Place of publication: Washington, D.C
Language: eng
Number of pages: 33
Subjects: Land use; Agriculture; Soil conservation; Soil erosion