| Source: Missouri Republican death index, January 1, 1870-July 13, 1871 and January 1, 1880-July 2, 1881. Location: Microfilm | |
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| Last Name: | Gannon |
| First Name: | Michael |
| Middle Name: | J. |
| Location of Death: | St. Clair County, IL |
| Citations: | 4-4-1870, 2:5 |
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