All that can presently (May 2013) be gleaned about by internet searching is that Warren Hasting is the one-off composer of Jakerloo Jazz (1919) published by Francis, Day & Hunter, London W.C.2, England.
Surfers are welcome to contribute information about this composer.
This list is arranged in chronological order and contains 1 work by Warren Hastings. It does not claim to be complete and represents only the number of items located. Key: Electronic Resource Items