Adam and Ashley learn about the California Gold Rush and the war with Mexico as they trace the origin of a sawmill blade.
- ISBN10 0801044936
- ISBN13 9780801044939
- Publish Date 1 March 2002
- Publish Status Out of Print
- Out of Print 10 December 2011
- Publish Country US
- Publisher Baker Publishing Group
- Imprint Revell, a division of Baker Publishing Group
- Format Paperback
- Pages 127
- Language English