All that can presently (May 2013) be gleaned about by internet searching is that William E. MacQuinn is the one-off composer of The Rag of Rags (1915) published by Chappell & Co., New York, USA.
Surfers are welcome to contribute information about this composer.
This list is arranged in chronological order and contains 1 work by William E. MacQuinn. It does not claim to be complete and represents only the number of items located. Key: Electronic Resource Items