James K. Allen, marriage to Sally M. Terry, 7/12/1837 in Todd County, Kentucky.
Census of 1850 - James K. Allen, District No. 2, Todd County, Kentucky, age 36, born circa 1814 in Kentucky, farmer, living in household with Sarah N. Allen (age 36, born circa 1814 in Kentucky), children William T., Mary A., and James K. Allen.
James K. Allen and Sallie Terry, parents of Mollie Allen King, birth date 5/17/1844 in Kentucky, death date 10/6/1928 in Fort Worth, Texas.
FamilySearch . Texas Deaths, 1890-19761850
James K. Allen, "the senior pioneer ancestor of the Allen family" in Tarrant County, married Sallie M. Terry in Todd County, Kentucky, and had four children: William Terry, Mary Ann or "Mollie," James K. III, and Sarah Katherine or "Katie." James K. Allen (Sr.) and family came to Tarrant County in 1854. "Allen Family Among First Tarrant Settlers: Group Part of Kentuckians to Arrive Here 1854," photo of James K. Allen, Sr., 10/17/1926, p. 3.
Fort Worth Star-Telegram .
Confederate States Army, private, Company K, Johnson's Mounted Volunteers, 14th Texas Cavalry. John Kenedy Allen.
Handbook of Texas Online .
Mentioned; "Another group of wagons with ten families arrived in 1854. Included in their group was James K. Allen, Sr. with his wife and three children and his brother-in-law Stephen Terry and his family. They settled on a tract of land that Rowland had given up. J.K. Allen, Sr. later became a County Commissioner and a State Representative."
Pioneers of White Settlement, Texas .