Maurice J. Steinberg 
Last updated: 22.06.17
All that can presently (May 2013) be gleaned about by internet searching is that Maurice J. Steinberg is the one-off composer of At an Ole Virginia Wedding (1899) published by T.B. Harms & Co., New York, USA.
Surfers are welcome to contribute information about this composer.

Further sheet music at DBE: ON HOLD