Obsidian
Obsidian is a publisher who has published at least 7 editions.
 The Chocolate Snowman Murders
| 2008 | 0 reads | 0 | |
 The Queen's Jewels
| 2010 | 0 reads | 0 | |
 Sense of Deception
| 2015 | 5 reads | 3.5 | |
 Mr. Monk in Outer Space
| 2007 | 2 reads | 5 | |
 The Wedding Soup Murder
| 2014 | 0 reads | 0 | |
 Mr. Monk is Cleaned Out
| 2010 | 2 reads | 4 | |
 China Lake
| 2002 | 6 reads | 3.17 |