From the 1820 US Federal Census of Robertson County, TN:
117Only the head of household was given but the other members of the family and slaves are listed in age and sex groups. These groups are free white males; to 10 years, 10 to 16, 16 to 18, *16 to 26, 26 to 45, 45 & up; free white females; to 10 years, 10 to 16, 16 to 26, 26 to 45, 45 & up. For an example James Sawyer has 1 male 10 to 16, 1 male 16 to 18, 2 males 16 to 26 and himself 45 & up; 2 females to 10, 1 female 10 to 16, 1 female 16 to 26 wife 26 to 45; 0 slaves. Note:*Males in the 16 to 18 age range will be repeated in the 16 to 26 age range.
Elizabeth Webb 100000/00010/0
1 Males 0-10
1 Female 26-45
It’s probably not this Elizabeth, but you’ve gotta put the info somewhere.