1850 census, Exeter, Penobscot County, Maine: Nathaniel Oak household, dwelling 52 (Nathaniel 70, Abigail 61, and four children at home).
Image · dated 1850 · source: U.S. Census, 1850, Maine, Penobscot County, Exeter, FamilySearch image 438 of 618, ark:/61903/3:1:S3HT-65XS-Y8M.

How it is shown: Complete image as saved; no crop, no retouch, no search highlight.
Keep in mind: Children in the household are not linked: the 30-year-old Abigail may be another daughter of the same name.