b.22 Oct 1687
Facts and Events
Mary Blackwell is mentioned in her father's 1727 Will. See William Hallett's Notes.
- ↑ 1.0 1.1 Riker, James. The annals of Newtown in Queens County, New-York: containing its history from its first settlement, together with many interesting facts concerning the adjacent towns : also, a particular account of numerous Long Island families now spread over this and various other states of the Union. (New York: D. Fanshaw, 1852), 402-406.
- ↑ 2.0 2.1 Will.
Will of her father William Hallett dated 16 Sep 1727; no probate date.