Bennett, Hugh H. 1881-1960.
Elements of soil conservation. - 2d ed. - New York, McGraw-Hill [1955] - 358 p. illus. 24 cm.
53012044
Soil conservation--United States. [from old catalog]
Soil erosion--United States. [from old catalog]
S623 / .B352 1955
Elements of soil conservation. - 2d ed. - New York, McGraw-Hill [1955] - 358 p. illus. 24 cm.
53012044
Soil conservation--United States. [from old catalog]
Soil erosion--United States. [from old catalog]
S623 / .B352 1955