Notes for Mary Stewart: Mary Stewart was the dau of James Stewart of Pownalborough, who was an old Scotch Covenanter. It is stated that royal ancestry may be claimed through this line, as James Stewart was a lineal descendant of the Royal Family of Stuarts.
Mary was 18 years of age when married, but was a bright, capable woman, and well known in her father-in-law's household, where she had lived for a time before his second marriage to the widow Tuckerman.
SOURCES:
1. "Averell, Averill, Avery Family," by Clara Avery, Pages 315, 316, 319.
More About Mary Stewart: Pedigree: "Averell, Averill, Avery Family," by Clara Avery.153
More About Mary Stewart and John Averill: Marriage: Apr 20, 1774, Pownalboro, MA.