All that can presently (July 2019) be gleaned about Clifford Cox from sheet music covers and by internet searching is that he has 2 works published between 1883 and 1885.
Surfers are welcome to contribute information about this composer.
This list is arranged in chronological order and contains 2 works by Clifford Cox.
It does not claim to be complete and represents only the number of items located. Keys:ER