All that can presently (January 2016) be gleaned about by internet searching is that Henry F. Seal is the one-off composer of S.V.A. Cadet March (1908) published by Henry F. Seal.
Surfers are welcome to contribute information about this composer.
This list is arranged in chronological order and contains 1 work by Henry F. Seal.
It does not claim to be complete and represents only the number of items located. Keys:ER