All that can presently (July 2019) be gleaned about G. Wolseley Cox from sheet music covers and by internet searching is that he has 2 works published between 1915 and 1916.
Surfers are welcome to contribute information about this composer.
This list is arranged in chronological order and contains 2 works by G. Wolseley Cox (1874-1904).
It does not claim to be complete and represents only the number of items located. Keys:ER