Thomas Hinckley's will of 16 Oct 1700 named his second wife Mary (Smith) Glover as executrix. He d. 25 Apr 1705 and she had already d. 29 July 1703, so on 27 Apr 1705, Samuel Prince of Sandwich, the husband of daughter Mercy Hinckley, was appointed administrator.
from Source:Mayflower Descendant, p. 29:23-4 [From Original Volume] [worn]n of Samuel prince [Born] may 1 [worn] [worn]aughter of Sam'll prince Born January 8th: [worn] [worn] the Son of Samuel prince Born Septemr 19th: [worn] [worn] prince the Son of Samuel Prince Born Novemr 26th: [worn] [worn]h prince the son of Samuel prince & Mercy prince his Wife Born aprill: 1: 1[worn] [worn]prince son of Sam'll Prince and Mercy prince his wife Born 22 february 16[worn] [worn]n Prince Son of the above named Samuel Prince & mercy prince born the last of November Anno Dom [worn] [worn]y Prince the Daughter of the above named Samuel Prince & mercy Prince was born the 21th day of December Anno Dom 170[worn] [worn Prince the Daughter of the s'd Sam'll and mercy Born the 13th day of August Anno Domini 170[worn] Benjamin Prince son of the s'd Sam'll and Mercy Prince was born the 23th day of February Anno Domini 170[either 5 or 9]
The above records suggest at least 6 children before 1700, possibly 7. Roughly 2 years per child gets to 1688 or 1686. Per Source:Mayflower Descendant, p. 18:134, the will of "mary Haughton widow ye Relict of James Haughton Late of ye towne of Barnestable", dated 29 Jan 1685/6, bequeaths to "Mercy Hinckley ye Daughter of s'd Thomas Hinckley Esq", suggesting she was not married as of that date.
