Physical land conditions in the farm security soil conservation district, Harmon county, Okla.,
Bond, Ralph Hurd, 1909-
Physical land conditions in the farm security soil conservation district, Harmon county, Okla., by Ralph H. Bond ... - Washington, D.C., United States Dept. of agriculture, Soil conservation service [1946] - 41 p. incl. illus. (incl. map, diagrs.) tables. 26 cm. - U.S. Soil conservation service. Physical land survey no. 40 . - Physical land survey ; no. 40. .
agr46000297
Land use--Oklahoma--Harmon County.
Soil conservation--Oklahoma--Harmon County.
S623 / .U44 no. 40
333.7
Physical land conditions in the farm security soil conservation district, Harmon county, Okla., by Ralph H. Bond ... - Washington, D.C., United States Dept. of agriculture, Soil conservation service [1946] - 41 p. incl. illus. (incl. map, diagrs.) tables. 26 cm. - U.S. Soil conservation service. Physical land survey no. 40 . - Physical land survey ; no. 40. .
agr46000297
Land use--Oklahoma--Harmon County.
Soil conservation--Oklahoma--Harmon County.
S623 / .U44 no. 40
333.7