Find A Grave, database and images (https://www.findagrave.com : accessed 16 April 2018), memorial page for Posey Avery Mansell, Jr (20 Sep 1885–28 Feb 1955), Find A Grave Memorial no. 17381678, citing O'Donnell Cemetery, O'Donnell, Dawson County, Texas, USA ; Maintained by David Sifford (contributor 46564332) .
It may be possible to confirm family relationships with Posey by comparing test results with other carriers of his ancestors' Y-chromosome or mitochondrial DNA.
However, there are no known yDNA or mtDNA test-takers in his direct paternal or maternal line.
It is likely that these autosomal DNA test-takers will share DNA with Posey: