Jack Hangauer 
Last updated: 22.06.17
All that can presently (December 2015) be gleaned about by internet searching is that Jack Hangauer is the one-off composer of The Sultana (1906) published by The Tolbert R. Ingram Music Co., Denver, Colorado, USA.
Surfers are welcome to contribute information about this composer.

Further sheet music at DBE: ON HOLD