All that can presently (August 2015) be gleaned about by internet searching is that Denis Dupré is the one-off composer of Chant Hirondelle (1914c) published by W.H. Paling & Co. Ltd., Sydney, NSW, USA.
Surfers are welcome to contribute information about this composer.
This list is arranged in chronological order and contains 1 work by Denis Dupré.
It does not claim to be complete and represents only the number of items located.