The story of man at Grand Canyon
By: by J. Donald Hughes.
Series: Grand Canyon Natural History Association. Bulletin -- no. 14.; Bulletin (Grand Canyon Natural History Association) -- no. 14.
Publisher: Grand Canyon Natural History Association in cooperation with the National Park Service
Published: 1967
Place of publication: [n.p
Language: eng
Number of pages: 195
Subjects: Grand Canyon (Ariz.); Southwest, New -- History.
Notes: Includes bibliographies.