All that can presently (May 2013) be gleaned about by internet searching is that J.S. Cox is the one-off composer of Long Beach (1898).
Surfers are welcome to contribute information about this composer.
Will O' the Wisp
Indestructible Record: 7006
This list is arranged in chronological order and contains 2 works by J.S. Cox.
It does not claim to be complete and represents only the number of items located. Keys:ER