My country 'tis of thee
Subtitle: the use and abuse of natural resources
By: by Lucy Sprague Mitchell, Eleanor Bowman and Mary Phelps.
Contributors: Bowman, Eleanor.; Phelps, Mary.
Publisher: The Macmillan Co.
Published: 1940
Place of publication: New York
Language: eng
Number of pages: 335
Subjects: Natural resources.; Agriculture -- United States.; Soil conservation -- United States.; Coal mines and mining -- United States.; Petroleum industry and trade -- United States.; United States -- Economic conditions.
Notes: Maps on lining-papers.

"First printing."

Bibliography : p. 323-327.