| Washington, District of Columbia: National Archives and Records Administration (NARA) | |
| 24 Apr 1910 | |
| Microfilm | |
| Precinct 4, Rockdale Town, Milam County, Texas | |
| Census | |
| Thirteenth Census of the United States, 1910 | |
| publication T624, roll 1578, E.D. 64, sheet 20B | |
| US-1910-2c | |
| Image (JPG): William Robert Herndon | |
| S976 | |
| [US-1910-2c] "Precinct 4, Rockdale Town, Milam County, Texas," Thirteenth Census of the United States, 1910, Washington, District of Columbia: National Archives and Records Administration (NARA) , publication T624, roll 1578, E.D. 64, sheet 20B. | |
| Robert Wilcox Wallis |