I am not sure if frank is related to Thomas Aaron SCEVERS.
Mason County Death Index shows Frank M. SCEVERS d. May 1939.
1900 US Census Mason Texas:
Francis M. SCEVERS b. Sep 1864 in Missouri, father MO, mother MO.
Fannie (wife) b. Apr 1870 in TX, father MO, mother TX.
Francis R. (son) b. June 1892
Minnie (dau.) b. May 1894
Laura J. (dau) b. Feb 1896
James R. (son) b. Apr 1898

1910 US Census San Saba Texas:
F. M. SCEVERS 45
Fannie (wife) 40
Minnie 16
Janin (probably Laura J.) 14
Raymond 11
Ada 8
Ida 8 (these are probaly twins)
Arthur 6
Charlotte 4
Ned 2
Jerome 1 month

1930 US Census Mason Texas:
F. M. SCEVERS 65
Fannie (wife) 60
George (son) 16 (probably born 1914. Will be able to confirm in 1920 census)