↑ "Records of the Society of Friends of the City of New York and Vicinity, from 1640 to 1800", in The New York Genealogical and Biographical Record. (New York, New York: New York Genealogical and Biographical Society) Vol. 4, p. 194.
The Births of the children of John and Mary Willet: ... Mary Willet was born ye 19th of ye 6 m. 1727 about 8 o'clock in the morning ye 7th day of the week. [Note: In old-styles dates, the sixth month is August. More info may be found here.]