| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| The Best of James H. Schmitz | 978-0-915368-46-4 | 1991 | Merle Insinga |
| The Essential Hal Clement Volume 2: Music of Many Spheres | 978-1-886778-07-8 | 2000 | Hal Clement · Anthony R. Lewis |
| The Mathematics of Magic | 978-1-886778-65-8 | 2007 | |
| Years In The Making: The Time-Travel Stories Of L. Sprague De Camp | 978-1-886778-47-4 | 2005 | L. Sprague De Camp |
L. Olson · M.-L. · M. O. · Mark L. · Mark Olson