Thankfull Bentley was born [pencil: in Rhode Island] 18 day of March 4 day of the week in the morning and in the year of our Lord 176[7 over 8] Who departed this life No. 12th 1830 in the Sixty third year of her age Born in Gloucester (sic) R.I. 13 day of March 1767 or 1768
p. 318 Thankfull's father's name was Stephen
Note that 18 Mar 1767 was a Wednesday, the 4th day of the week. None of the other possibilities (13 Mar 1767, 13 Mar 1768, 18 Mar 1768) was a Wednesday.