Otto Frey 
Last updated: 22.06.17
All that can presently (August 2015) be gleaned about by internet searching is that Otto Frey is the one-off composer of Ragged Edges (1911) published by Harold Rossiter Music Co., Chicago, Illinois, USA.
Surfers are welcome to contribute information about this composer.
CDs :
Ragtime Music CDs:
cd15.gif Hot String Band Music on "Got My Dancin' Boots On" flag15us.gif

Further sheet music at DBE: ON HOLD