Conserving our natural resources
Subtitle: from Social studies, intermediate grades, book three
By: by Herbert B. Bruner and C. Mabel Smith.
Contributors: Smith, C. Mabel, joint author.
Publisher: Charles E. Merrill company
Published: 1938
Place of publication: New York; Chicago
Language: eng
Number of pages: 136
Subjects: Natural resources.; United States -- Economic conditions.
Other titles: Social studies.
Notes: Includes bibliographies.
On cover: A social studies unit.