Clare Mast 
Last updated: 20.02.17
All that can presently (January 2016) be gleaned about by internet searching is that Clare Mast is the one-off composer of Kaiser's Rag (1915) published by Clare Mast, Edgerton, Ohio, USA.
Surfers are welcome to contribute information about this composer.
CDs :
Ragtime Music CDs:
cd15.gif Nora Hulse on "24 Piano Rags by Women" flag15us.gif