Ralph Wray 
Last updated: 22.06.17
All that can presently (May 2013) be gleaned about by internet searching is that Ralph Wray is the one-off composer of Noisy Notes Rag (1915) published by Mellinger Music Publishing Co., St. Louis, Missouri, USA.
Surfers are welcome to contribute information about this composer.

Further sheet music at DBE: ON HOLD