↑ "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.1 94.
The Birth of the children of John and Mary Willet: ... Ann Willet was born ye 19th day of the 10th mo. 1718 about 9 o'clock in the afternoon ye 6th day of ye week. [Note: In old-styles dates, the tenth month is December. More info may be found here.]