How people work together to get food, clothing, shelter, communication, transportation
By: [by] George Earl Freeland, Fred Carleton Ayer [and] Alma Leta Moore; original sketches for illus. by Annie Mae Moore; drawings by George L. Carlson
Series: The New frontier social science series; New frontier social science series
Publisher: Charles Scribner's Sons
Published: 1938
Place of publication: New York
Language: eng
Number of pages: 304
Subjects: Economic geography; Textbooks
Notes: Elementary schools.