Mertel was born Abt 1800, of, Waterloo Twp., Region of Waterloo, Ontario; died Yes, date unknown.
— Margaretha Schauli. Margaretha was born 7 May 1802, of, Waterloo Twp., Region of Waterloo, Ontario; died 8 Oct 1847, Waterloo Twp., Waterloo Region, Ontario, Canada. [Group Sheet]