| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Mortgage Free!: Innovative Strategies for Debt Free Home Ownership | 978-1-60358-065-6 | 2008 | |
| Mortgage-Free!: Radical Strategies for Home Ownership | 978-0-930031-98-5 | 1998 | |
| Stone Circles: A Modern Builders Guide to the Megalithic Revival | 978-1-890132-03-3 | 1999 | |
| The Sauna | 978-0-930031-87-9 | 1997 | Rob Roy |
| The Sauna: A Complete Guide to the Construction, Use, and Benefits of the Finnish Bath, 2nd Edition | 978-1-931498-63-0 | 2004 | |
| Underground Houses: How to Build a Low-Cost Home | 978-0-8069-8856-6 | ||
L. R. · R. L · R.R. · R. Roy · Robert L. · Robert Le Roy Ripley · Robert R. · Robert Roy
Chelsea Green Pub Co · Chelsea Green Publishing · Sterling