The nine-year-old son of a blacksmith learns to communicate messages to travelers on the Underground Railroad using his father's hammer and anvil before his family joins the others in traveling to freedom.
- ISBN10 1561455806
- ISBN13 9781561455805
- Publish Date 1 February 2018
- Publish Status Out of Print
- Out of Print 4 May 2022
- Publish Country US
- Imprint Peachtree Publishers
- Format Hardcover
- Pages 32
- Language English