With his ability to travel through time using vintage baseball cards, Joe takes Flip with him to find out whether Satchel Paige really was the fastest pitcher ever.
- ISBN10 0061973556
- ISBN13 9780061973550
- Publish Date 6 October 2009 (first published 31 January 2006)
- Publish Status Active
- Publish Country US
- Publisher HarperCollins Publishers
- Imprint Collins
- Format eBook
- Pages 192
- Language English