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, joint author; Phelps, Mary, joint author
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