Conservation in the United States
By: by Richard M. Highsmith, Jr., J. Granville Jensen [and] Robert D. Rudd. --
Contributors: Jensen, John Granville, 1911-; Rudd, Robert D., 1924-
Edition: 2d ed. --
Series: Rand McNally geography series
Place of publication: Chicago
Number of pages: 407
Subjects: Conservation of natural resources -- United States.; Natural resources -- United States.
Notes: Includes bibliographical references.

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