R. B · Ruth Baumer · Ruth Behner
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| American Farm Tractors in the 1960s | 978-0-7603-0624-6 | 1999 | Chester Peterson |
| Ford N Series Tractors | 978-0-7603-0289-7 | 1997 | " |
| Inside John Deere: A Factory History | 978-0-7603-0441-9 | 1999 | " |
| John Deere | 978-0-7603-2325-0 | 2006 | |
| John Deere New Generation Tractors | 978-0-7603-0427-3 | 1998 | Chester Peterson |
| John Deere Two Cylinder Tractors | 978-0-7603-1619-1 | 2003 | |
| Minneapolis-Moline Farm Tractors | 978-0-7603-0625-3 | 2000 | Chester Peterson |