All that can presently (March 2015) be gleaned about by internet searching is that Gertrude Cady is the one-off composer of Tar Baby (1904) published by H. L. Walker, New York, USA.
Surfers are welcome to contribute information about this composer.
This list is arranged in chronological order and contains 1 work by Gertrude Cady. It does not claim to be complete and represents only the number of items located. Key: Electronic Resource Items