A biography of the geologist who first explored the Colorado River and the Grand Canyon.
- ISBN10 0894907832
- ISBN13 9780894907838
- Publish Date 1 April 1997
- Publish Status Out of Print
- Out of Print 28 January 2015
- Publish Country US
- Imprint Enslow Publishers
- Format Hardcover (Library Binding)
- Pages 128
- Language English