All that can presently (January 2016) be gleaned about by internet searching is that Lucas (forenames unknown) is the one-off composer of Medical Rag (1912) published by Broadway Music Corp., New York, USA.
Surfers are welcome to contribute information about this composer.
This list is arranged in chronological order and contains 1 work by Lucas. It does not claim to be complete and represents only the number of items located. Key: Electronic Resource Items