name: William Oscar O'Neill event: Marriage event date: 06 Jul 1909 event place: , New York, United States age: 32 birthplace: estimated birth year: 1877 father: Wm. J. O'Neill mother: Emma De Groat spouse: Gertrude Sheridan spouse's age: 18 spouse's birthplace: spouse's estimated birth year: 1891 spouse's father: Thomas Sheridan spouse's mother: Critz