| Date Approved | Indexer | Approver | Changed Fields |
|---|---|---|---|
| 2008-07-24 00:00:02 | R. J. Roper | Anonymous User | Format, Year Ended, Notes |
| 2006-05-06 00:00:01 | James Ludwig | Anonymous User | Notes, Publication Notes |
| 2002-01-01 00:00:00 | Anonymous User | Anonymous User | Series added |