J.H. O'Bryan 
Last updated: 22.06.17
All that can presently (October 2015) be gleaned about by internet searching is that J.H. O'Bryan is the one-off composer of Cotton Belt Rag (1908) published by J. H. O'Bryan, Mooleyville, Kentucky, USA.
Surfers are welcome to contribute information about this composer.

Further sheet music at DBE: ON HOLD