Natural resources of the Tennessee valley region in Alabama Harper, Roland M. (Roland McMillan) 1878-1966 creator text bibliography alu University, Ala Geological Survey of Alabama 1942 monographic eng
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93 p. illus. (map, diagrs.) 24 cm. by Roland M. Harper. At head of title: Geological survey of Alabama ... Bibliography: p. 10-15. Natural resources Alabama Alabama Economic conditions Forests and forestry Alabama Physical geography Alabama HC107.A4 H28 339.49761 Alabama. [State Geologist] Special report 17 gs 42000166 U.S. Geol. survey. Library. 760625 20260227111347.0 gs 42000166