Thomas Chubb was a rather legendary and not-altogether-savory character in Galveston in the nineteenth century. He did have his moments, though. I recently came across this mention of him in the Palestine, Texas, Trinity Advocate, August 11, 1858, p. 1:

Dead Confederates, A Civil War Era Blog
Captain Chubb and the “Scientific River� Gamblers”
Posted in Memory by Andy Hall on February 15, 2015

https://deadconfederates.com/2015/02/15/captain-chubb-and-the-scientific-river-gamblers/