Did this Williams Graaf live in Hackensack New Jersey by any chance in about 1778 or so?
I believe this man had a Daughter named Dorothy Graaf who married Ephraim Drake Harris.
They later moved to Mecklenburg, North Carolina.
Ephraim Drake and Dorothy (Dolly) Harris
Daughter: Experience Harris
Experience's Daughter:
Mercy Rendleman
A.K.A Sally Elizabeth Mercy Ella Rintleman. . .
Mercy's Daughter:
Charlotte Josephine Vancil
Charlotte's Daughter:
Gertrude Elizabeth Jennings: 12 Nov 1883-24 Jan 1961
Gertrude's daughter:
Nellie M. Holder