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| 21 Apr 1915 – | Kathryn I. (Wells) Erwin born in Constantine Township, St. Joseph County, Michigan, United States |
| 25 Nov 1937 – | Married William M. Erwin |
| 28 Jun 1985 – | Kathryn I. (Wells) Erwin died in Florida, United States |
| 28 Jun 1985 – | Kathryn I. (Wells) Erwin buried |