| Title | Ancestry.com, 1840 United States Federal Census (Provo, UT, USA: Ancestry.com Operations, Inc., 2010). | |
| Short Title | 1840 United States Federal Census | |
| Repository | Ancestry.com | |
| _BIBL | , Ancestry.com. 1840 United States Federal Census. Provo, UT, USA: Ancestry.com Operations, Inc., 2010. | |
| _SUBQ | , 1840 United States Federal Census. | |
| Source ID | S174 | |
| Text | Sixth Census of the United States, 1840. (NARA microfilm publication M704, 580 rolls). Records of the Bureau of the Census, Record Group 29. National Archives, Washington, D.C. | |
| Linked to (1) | WISLEY, Calvin | |
