4 Nov 1758: Request of mother Anna Bennet that Jerahmeel Powers be guardian to her son Aaron "in the fourthteeneth year of his age".
25 Dec 1759: Election of "Aaron Bennett son to Moses Bennet Late of Groton deces'd a miner in the fifteenth year" for Capt Benjamin Bancroft to be his guardian.
[Note: Fourteenth year, i.e., age 13 in 1758, and fifteenth year, i.e., age 14 in 1759, so born about 1745.]