| September 4, 2020 | Edited by Charles Horn | merge authors |
| March 31, 2017 | Edited by MARC Bot | add VIAF and wikidata ID |
| June 6, 2012 | Edited by VacuumBot | Removed period from death date |
| September 4, 2008 | Edited by RenameBot | fix author name |
| April 1, 2008 | Created by an anonymous user | initial import |