1870 Census, McKim Dist., Pleasants Co., WV
Lock, Thomas, 36, b. PA
Jane, 33, b. PA
Maria, 33, b. VA
Ann, 13, b. VA
Norman, 11, b. VA
Jobe, 8, b. VA
Winford, 2, b. VA

1880 Census, McKim Dist., Pleasants Co., WV, p. 120A359
Lock, Thomas, 46, b. PA, father b. NJ, mother b. MD
S. J., wife, 43, b. PA, parents b. PA, housekeeper
N. S., son, 19, b. WV, at home
J. W., son, 17, b. WV, at home
W. E., son, 12, b. WV, at home
A. L., dau., 6, b. WV

Obituary, The Daily Oil Review (Sistersville, WV), December 3, 1904, p. 7:

Thomas Locke.
Thomas Locke died at his residence near Maxwell, November 18. Hiss was a long and painful illness of four years. He was well known in Pleasants and Tyler counties as a good and true man. He had been Justie of the Peace for McKim district. He leaves a wife and four children.