Individual Details

Mary married Andrew J. Douglas on 16 Sep 1829 in Jefferson Co, TN. Said to have died 29 Nov 1880 in Chambersville, Collin Co, TX. She is buried Chambersville Cemetery.
Children were: John Granville, Nancy, David, Jesse, Matthew, Lydia, Martha, Andrew, Francis Marion.

1850 Census. Dist 75, Ray Co, MO, Hh 196
Andrew Douglas, 52, b. TN
Polly, 42, b. TN
Children all born in Missouri: John, 20. Nancy, 19. David, 17. Jesse, 15. Mathew, 13. Lydia, 11. Martha, 9. Jackson, 6. Francis M., 4, (male)
Jeremiah Routh, 55, b. TN
Anna, 50, b. NC
Reason Ryan, 5, b. IN

1860 Census. Prec 9, Collin Co, TX, Hh 797
Andrew Dougless, 61, b. TN Mary, 67, b. TN
David, 26. Jessee, 24. Lidy E., 20. Mathew, 22. Martha M. 18. Andrew J. 16. Francis M., 12.

I found her living with her husband in 1870 and they were with their son Andrew in 1880 - the name was spelled Douglass.
1870, Precinct 4, Collin Co TX, Hh 27
Andrew Douglass age 71, b. TN. Mary age 62, b. TN. Jesse 32, b. MO, marked as "Insane". Jackson [probably Andrew J.] age 27, b. MO, married in Feb to Ellen age 20, b. MO. Joseph Jackson, age 50, b. KY was living with them doing form labor.

1880, Village of Weston, Collin Co TX. p.153A, Hh 2
Andrew J. Douglas age 36, livestock dealer, b. MO, parents born in TN.
N. Ellen age 29, wife, b. MO, her parents born in VA.
Francis E., 9, son. Mandi A. 4, daughter.
Andrew, age 81, father, retired farmer, b. TN, parents born in NC.
Mary, age 71, mother, b. TN, parents born in NC.
John E. S. Russell, age 50, father-in-law, b. VA as were his parents
Elbert Russell, age 18, brother-in-law, b. TX

Mary and Andrew Jackson Douglas are both buried Chambersville Cemetery, Chambersville, Collin Co, TX

Birth	14 May 1808	Knox County, Tennessee
Marriage	16 Sep 1829	Jefferson City, Jefferson County, Tennessee - Andrew Jackson Douglass
Death	29 Nov 1880	Chambersville, Collin County, Texas

Spouse	Andrew Jackson Douglass (1799 - 1884)
Child	John Granville Douglas (1830 - 1904)
Child	Nancy Douglas (1831 - 1921)
Child	David Douglas (1834 - 1914)
Child	Jesse A. Douglas (1836 - 1918)
Child	Matthew Douglas (1838 - 1863)
Child	Lydia E. Douglas (1840 - 1863)
Child	Martha Matilda Douglas (1841 - 1934)
Child	Andrew Jackson Douglas Jr. (1843 - )
Child	Francis Marion Douglas (1847 - 1911)

Father	Simon ADAMSON Jr. (1763 - 1814)
Mother	Eleanor Routh (1769 - 1860)
Sibling	Elizabeth ADAMSON (1791 - 1879)
Sibling	Martha "Patsy" ADAMSON (1792 - )
Sibling	Jesse ADAMSON (1794 - 1869)
Sibling	Lydia ADAMSON (1797 - 1855)
Sibling	Jacob ADAMSON (1798 - 1855)
Sibling	Esther ADAMSON (1800 - 1875)
Sibling	Thomas H. ADAMSON (1803 - 1861)
Sibling	Susanah ADAMSON (1804 - )
Sibling	Larkin Adamson (1806 - 1872)
Sibling	Levi ADAMSON (1810 - 1870)
Sibling	Eleanor "Ellen" ADAMSON (1813 - )