Gustav Schmull 
Last updated: 22.06.17
All that can presently (January 2016) be gleaned about by internet searching is that Gustav Schmull is the one-off composer of Coon Up a Tree (1900) published by A. Scull Music Publishing Co., Bridgetownn, New Jersey, USA.
Surfers are welcome to contribute information about this composer.

Further sheet music at DBE: ON HOLD