All that can presently (October 2015) be gleaned about by internet searching is that Ed. O'Connor is the one-off composer of Sam's Laugh (1906) published by Charles I. Davis, Cleveland, Ohio, USA.
Surfers are welcome to contribute information about this composer.
This list is arranged in chronological order and contains 1 work by Ed. O'Connor.
It does not claim to be complete and represents only the number of items located. Keys:ER