Charles, This may be of interest to you. Leonard L. Lockley a son, of John L. Lockley was a deputy sheriff under his father and died in 1952. It appears that John L. Lockley was the 2nd sheriff of Edwards County, Texas. L.L. Lockley has a nice obituary at.
[PDF]1952-06-12 Big Bend Sentinel
libit.sulross.edu/archives/marfanews/sent26-84/1952-06-12.PDF
Presidio County, Texas. Marfa Swimming ..... i late Mr. and Mrs. J. L. Lockley,
Keep us posted as to your findings!