Who were the parents of John Thomas Bass, 1870 in Texas.
There is not enough information to answer your question.
Was he born in Texas in 1870, if so what city or county?
Was he living in Texas in 1870, if so what city or county?
Did he die in Texas in 1870, if so what city or county?
A quick check of Familysearch.org for John Thomas Farrar living in
Texas in 1870 produces a lot of results: