Hi Mira and Welcome to WikiTree.
Below are a couple of records I found at FamilySearch.org (it is a free research site). I imagine you are actually trying to get farther back than these records, but I hope these will help.
You might add the tag ʻAfrican Americanʻ to your question.
Please come back to WikiTree anytime for additional help.
Name: Salemon Dunn
Titles and Terms:
Event Type: Census
Event Date: 1910
Event Place: Holland, Bell, Texas, United States
District: ED 7
Gender: Male
Age: 77
Marital Status: Married
Race: White
Race (Original): White
Relationship to Head of Household: Head
Relationship to Head of Household (Original): Head
Birth Year (Estimated): 1833
Birthplace: Georgia
Immigration Year:
Father's Birthplace: Georgia
Mother's Birthplace: Georgia
Sheet Letter: A
Sheet Number: 6
Sheet Number and Letter: 6A
Household ID: 101
Affiliate Name: The U.S. National Archives and Records Administration (NARA)
Affiliate Publication Number: T624
Affiliate Film Number: 1530
GS Film Number: 1375543
Digital Folder Number: 005157165
Image Number: 00258
Household Role Sex Age Birthplace
Salemon Dunn Head M 77 Georgia
Nancy Dunn Wife F 72 Georgia
Luther Dunn Son M 35 Alabama
Pauline Dunn Granddaughter F 10 Texas
Thelma Dunn Granddaughter F 8 Texas
Citing this Record:
"United States Census, 1910," database with images, FamilySearch (
https://familysearch.org/ark:/61903/1:1:M29G-XS3 : accessed 2 October 2017), Salemon Dunn, Holland, Bell, Texas, United States; citing enumeration district (ED) ED 7, sheet 6A, family 101, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 1530; FHL microfilm 1,375,543.
Name: Solomon Dunn
Titles and Terms:
Event Type: Census
Event Year: 1900
Event Place: Justice Precinct 3 (election precinct 15), Harrison, Texas, United States
District: 42
Gender: Male
Age: 66
Marital Status: Married
Race: Black
Race (Original): B
Relationship to Head of Household: Head
Relationship to Head of Household (Original): Head
Number of Living Children:
Years Married: 38
Birth Date: Jul 1834
Birthplace: Mississippi
Marriage Year (Estimated): 1862
Immigration Year:
Father's Birthplace: Mississippi
Mother's Birthplace: Mississippi
Mother of how many children:
Sheet Number and Letter: 20A
Household ID: 365
Line Number: 21
Affiliate Name: The U.S. National Archives and Records Administration (NARA)
Affiliate Publication Number: T623
GS Film Number: 1241643
Digital Folder Number: 004118497
Image Number: 00208
Household Role Sex Age Birthplace
Solomon Dunn Head M 66 Mississippi
Margaret Dunn Wife F 53 Texas
Jessie Dunn Daughter F 21 Texas
Sherman Dunn Son M 19 Texas
Rachel Dunn Daughter F 17 Texas
Ibby Dunn Daughter F 12 Texas
Cornelius Dunn Son M 11 Texas
Asa Dunn Son M 8 Texas
Joseph Dunn Grandson M 9 Texas
William Dunn Grandson M 4 Texas
Citing this Record:
"United States Census, 1900," database with images, FamilySearch (
https://familysearch.org/ark:/61903/1:1:M3GL-JHT : accessed 2 October 2017), Solomon Dunn, Justice Precinct 3 (election precinct 15), Harrison, Texas, United States; citing enumeration district (ED) 42, sheet 20A, family 365, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,241,643.
Name: Solomon Dunn
Event Type: Military Service
Event Year: 1864
Age (Original): 35
Military Unit Note: 26th US Colored Infantry
Affiliate Publication Title: Compiled Military Service Records of Volunteer Union Soldiers Who Served with the United States Colored Troops: Infantry Organizations, 26th through 30th, including the 29th Connecticut (Colored)
Affiliate Publication Number: M1824
Affiliate Film Number: 4
Citing this Record:
"United States Civil War Service Records of Union Colored Troops, 1863-1865," database, FamilySearch (
https://familysearch.org/ark:/61903/1:1:JZDF-CBR : 12 December 2014), Solomon Dunn, 1864; from "Civil War Soldiers - Union - Colored Troops," database, Fold3.com (
http://www.fold3.com : n.d.); citing military unit 26th US Colored Infantry, NARA microfilm publication M1824, National Archives and Records Administration, Washington, D.C., roll 4.