Notes for CLARENCE MATHEWSON:
Son of William and Martha (Van Sise) Mathewson.
Born: February 5, 1898 in Oyster Bay, Nassau County, Long Island, New York.
Died: March, 1968 in Bayville, Nassau County, Long Island, New York.
Married: Dorothy B ? February 19, 1927 in Brooklyn, Kings County, Long Island, New York.