| May 6, 2023 | Edited by LeadSongDog | Edited without comment. |
| October 7, 2022 | Edited by AgentSapphire | reverted to revision 3 |
| August 26, 2010 | Edited by Mihai Samoila | merge authors |
| September 13, 2008 | Edited by ImportBot | Found a matching Oregon Libraries MARC record |
| April 1, 2008 | Created by an anonymous user | initial import |