| Source: Memorial lists from the annual Year Book of Christ Church Cathedral, St. Louis. Issues dated 1900-1919 (incomplete). Location: St.L. / 283 / C461y | |
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| Last Name: | Smith |
| First Name: | Irwin |
| Middle Name: | Z. |
| Death Date: | 1912 December 28 |
| Source: | 1913 Year Book |
| Page: | 51 |
