| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Collector's Encyclopedia Of Stangl Artware, Lamps, and Birds: Identification & Values 2nd Edition | 978-1-57432-454-9 (1-57432-454-3) | 2005 |
C.R. · C. Runge · R. C. · R.R. · Robert C. · Robert C., Jr. Runge · Robert R.