Conservation of our natural resources
Subtitle: based on Van Hise's The conservation of natural resources in the United States
By: by Loomis Havemeyer, PH. D., editor, and Gar A. Roush, Frederick H. Newell ... [and others]
Contributors: Havemeyer, Loomis, b. 1886.; Roush, G. A. b. 1883.; Newell, Frederick Haynes, 1862-1932.
Publisher: The Macmillan Co.
Published: 1930
Place of publication: New York
Language: eng
Number of pages: 551
Subjects: Natural resources.; Conservation of natural resources.; United States -- Economic conditions.
Notes: "Published September, 1910 ... New edition, April, 1930."