All that can presently (September 2019) be gleaned about Richard Haasz from sheet music covers and by internet searching is that he has 2 works published in 1911.
Of ragtime interest is Will O'The Wisp Rag
(1911) published by C.H. Henderson Music Pub. Co.
, Corry, Pennsylvania, USa.
Surfers are welcome to contribute information about this composer.