Source Information

Ancestry.com. The life of William Dummer Powell, first judge at Detroit and fifth chief justice of Upper Canada [database on-line]. Provo, UT: Ancestry.com Operations Inc, 2005.
Original data: Riddell, William Renwick,. The life of William Dummer Powell, first judge at Detroit and fifth chief justice of Upper Canada. Lansing: Michigan Historical Commission, 1924.