A History of the County of Westchester, Vol. I
Captain James, Stephen, John Peter, Maria, Anne and Susan.'^^ Soon after the demise of his brother, John Peter de Lancey became possessed of the Mamaroneck estates ^' which formerly belonged to his grandfather, Col. Caleb Heathcote." Upon the 28th of January, 1823, John Peter de Lancey devised his property in this town to Thomas James de Lancey, ^ the only child of his deceased son Thomas James, and his son William Heathcote de Lancey,c (Bishop of the diocese of Western New York,) the present proprietors.
a Copied from a memorandum written by John Watts of New York, in 1787, found among the papers of his daughter, the late Mrs. Leake.
b A portion of the property came to the present Thomas James de Lancey from his father, who held by conveyance from John Peter de Lancey.
<= In the spring of 1847, when Bishop De Lancey was in New York, a package was handed to the servant at the door, on opening which, the Bishop found an anonymous letter directed to him. The writer stated, that being in England between thirty and forty years ago, he found some papers relating to the De Lancey family, among some waste paper in the house where he was staying, that he had preserved them, and seeing by the newspapers that the Bishop was in the city, he now enclosed them to him. These the Bishop found to be ; 1st, the commission of James de Lancey as Lieut. Governor of the colony : 2d, his commission as Chief Justice of the colony ; 3d, the freedom of the city of New York, voted to pne of ths