| Source: Weick Brothers Undertaking Company Records, 1911-1968 Location: Weick Brothers Undertaking Company Records, Archives | |
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| Last Name: | Duffner |
| First Name: | John |
| Middle Name: | F. |
| Address: | 5418 Itaska St. |
| Death Date: | 1942 January 4 |
| Age: | 79 |
| Volume: | 7 |
