Ruth Orndorff 
Last updated: 22.06.17
All that can presently (January 2016) be gleaned about by internet searching is that Ruth Orndorff is the one-off composer of That Captivating Rag (1912) published by Ruth Orndorf, Kendallville, Indiana, USA.
Surfers are welcome to contribute information about this composer.

Further sheet music at DBE: ON HOLD