| title | ISBN-13 | year of publication |
|---|---|---|
| BLOOD VENGEANCE-RYDR8 | 978-0-8041-0053-3 | 1987 |
| LONGHORN SISTERS | 978-0-8041-0017-5 | 1987 |
| RANGE WAR | 978-0-8041-0060-1 | 1987 |
| RYDER'S ARMY | 978-0-8041-0023-6 | 1987 |
| SHOWDOWN | 978-0-8041-0048-9 | 1987 |
| TONG WAR | 978-0-8041-0029-8 | 1987 |