1850 U.S. Census, Essex County, Virginia
Dwelling 572, Family 572
Brooks, Beverly, 35, male, farmer, $300 real estate, born in Virginia
Brooks, Lucy, 35, female, born in Virginia
Brooks, Sthreshley, 13, male, born in Virginia, attended school
Brooks, William, 10, male, born in Virginia, attended school
Brooks, John, 8, male, born in Virginia, attended school
Brooks, Elizabeth, 7, female, born in Virginia
Brooks, Columbia, 4, female, born in Virginia
Brooks, George, 1, male, born in Virginia

1900 U.S. Census, Essex County, Virginia
Central District, Enumeration District 24, Sheet 3
Dunn, Robert H., head, white, male, born March 1839, 61, married for 33 years, born in Virginia, both parents born in Virginia, merchant, 0 months unemployed, can read and write, speaks English, owns farm free of mortgage, number 38 on farm schedule
Dunn, Sarah E., wife, white, female, born March 1844, 56, married for 33 years, mother of 0 children of whom 0 are living, born in Virginia, both parents born in Virginia, can read and write, speaks English
Dix, Lucie A., neice, white, female, born October 1877, 22, single, born in Virginia, both parents born in Virginia, can read and write, speaks English
Dix, Walter T., nephew, white, male, born July 1879, 5, single, born in Virginia, both parents born in Virginia, attended school for 8 months in year, can read and write, speaks English
Baughan, Marian, neice, white, female, born May 1895, 5, single, born in Virginia, both parents born in Virginia

On 17 September 1900, Sarah E. Dunn was bound in the penalty of $2,000 for her execution of the last will and testament if R. H. Dunn, deceased. [Essex County, Virginia, Fiduciary Bonds, Volume 2, page 8.]

1930 U.S. Census, Essex County, Virginia
Central Magisterial District
Supervisor’s District 29-2, Enumeration District 5, Sheet 7B
Dunbrooke Road
Dwelling 121, Family 123
Dix, Walter A., head, owner, owns radio set, lives on farm, male, white, 52, married, age at first marriage 23, not in school, can read and write, born in Virginia, both parents born in Virginia, speaks English, retail merchant in general store, works on own account, at work previous day, not a veteran
Dix, Sallie B., wife, female, white, 48, married, age at first marriage 19, not in school, can read and write, born in Virginia, both parents born in Virginia, speaks English, no occupation
Dix, Robert H., son, male, white, 28, married, age at first marriage 23, not in school, can read and write, born in Virginia, both parents born in Virginia, speaks English, farmer/laborer, general, wage worker, at work previous day
Dix, Delma E., daughter-in-law, female, white, 30, married, age at first marriage 25, not in school, can read and write, born in Virginia, both parents born in Virginia, salesman in general store, wage worker, at work previous day
Dix, Sarah E., grand-daughter, female, white, 5, single, not in school, born in Virginia, both parents born in Virginia, no occupation
Dunn, Sarah E., aunt, female, white, 83, widowed, age at first marriage 22[?], not in school, can read and write, born in Virginia, both parents born in Virginia, speaks English, no occupation

Name, birth data, marriage data, death data, burial data from William Irving Brooks, letter of 29 March 1993 to Thomas Moore. He notes that she adopted Lucy Nora Brooks and Walter A. Dix, granddaughter and grandson of Beverly Brooks. She was known to everybody as Mammie Dunn.