A biography of the naturalist who was an early proponent of wilderness preservation and helped start the Sierra Club.
- ISBN10 0516442201
- ISBN13 9780516442204
- Publish Date 1 May 2000 (first published 1 April 2000)
- Publish Status Out of Print
- Out of Print 13 March 2021
- Publish Country US
- Imprint Children's Press(CT)
- Format Paperback (US Trade)
- Pages 48
- Language English