| January 4, 2023 | Edited by Tom Morris | merge authors |
| September 30, 2020 | Edited by MARC Bot | add ISNI |
| March 31, 2017 | Edited by MARC Bot | add VIAF and wikidata ID |
| January 31, 2011 | Edited by AMillarBot | dates |
| January 31, 2011 | Edited by AMillarBot | merge authors |