| Washington, District of Columbia: National Archives and Records Administration (NARA) | |
| 4 Jun 1880 | |
| Microfilm | |
| Lamartine, Fond du Lac County, Wisconsin | |
| Census | |
| Tenth Census of the United States, 1880 | |
| publication T9, roll 1426, E.D. 49, sheet 318B, page 6 | |
| US-1880-2e2 | |
| Image (JPG): William Robert Herndon | |
| S829 | |
| [US-1880-2e2] "Lamartine, Fond du Lac County, Wisconsin," Tenth Census of the United States, 1880, Washington, District of Columbia: National Archives and Records Administration (NARA), publication T9, roll 1426, E.D. 49, sheet 318B, page 6. | |
| Agnis Schaefer Anna Schaefer Frunz Schaefer John Schaefer Mathias Schaefer Michael Schaefer |