1850 U.S. Census, Essex County, Virginia
Page 69A, Dwelling 38, Family 38
Brooks, Willis, 44, male, farmer, $450 real estate, born in Virginia
Brooks, Eliabeth, 41, female, born in Virginia, cannot read or write
Brooks, Samuel, 20, male, laborer, born in Virginia
Brooks, Charles, 16, male, laborer, born in Virginia
Brooks, Martha, 12, female, born in Virginia
Brooks, Elizabeth, 10, female, born in Virginia
Brooks, George, 9, male, born in Virginia
Brooks, Lunsford, 7, female, born in Virginia
Brooks, Catharine, 5, female, born in Virginia
Brooks, Willis, 2, male, born in Virginia

1880 U.S. Census, Essex County, Virginia
Chapel Grove Precinct
Page 200 (18)
Dwelling 159, Family 159
Brooks, Beverly, white, male, 80, married, farmer, born in Virginia, both parents born in Virginia
Brooks, Lucy A., white, female, 75, married, keeping house, born in Virginia, both parents born in Virginia
Brooks, Martha, white, female, 42, daughter-in-law, widowed, at home, born in Virginia, both parents born in Virginia
Brooks, Louis, white, male, 9, grand son, single, at home, in school, born in Virginia, both parents born in Virginia
Brooks, Ida, white, female, 7, grand daughter, single, at home, in school, born in Virginia, both parents born in Virginia

A photograph of Martha Brooks can be found in Planted 1774 by Mildred Bates, Missouri Baptist Press, Jefferson City, Missouri, 1974, page 71.

She is listed as the mother of her daughter Lucy in Lucy’s marriage record.