| Source: Annual Report of the Adjutant General of Missouri, 1863, 1864, and 1865 Location: MO / 353.6 / M69 | |
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| Last Name: | Cosgrove |
| First Name: | John |
| Rank: | Major |
| Company: | B |
| Regiment: | 8th Regiment Cavalry, Missouri State Militia |
| Page: | 501-502 |
| Publication Title: | Annual Report of the Adjutant General of the State of Missouri, for the Year Ending December 31, 1865 |
