All that can presently (May 2013) be gleaned about by internet searching is that Mabel Tilton is the one-off composer of That Sentimental Rag (1913).
Surfers are welcome to contribute information about this composer.
Ragtime Music CDs:
The Ragtime Women
CD(s) & MP3 Album(s)
This list is arranged in chronological order and contains 1 work by Mabel Tilton.
It does not claim to be complete and represents only the number of items located. Keys:ER