Conservation
| Date | Description | Narrative |
|---|---|---|
| 6/30/1963 | Treatment | cleaned; repaired; coated; loss compensation |
| 12/12/1966 | Treatment | cleaned |
| 12/12/1966 | Treatment | cleaned |
| 1/24/1972 | Treatment | cleaned |
| 2/04/1976 | Treatment | other |
