All that can presently (August 2015) be gleaned about by internet searching is that Jeanne Delmar is the one-off composer of Chantecler (1910) published by Delmar Music Co. Ltd., Montreal, Canada.
Surfers are welcome to contribute information about this composer.
Ragtime Music CDs:
This list is arranged in chronological order and contains 1 work by Jeanne Delmar.
It does not claim to be complete and represents only the number of items located. Keys:ER