Undated genealogy of Marguerite Bertrand, mother of Stephen De Lancey
Pedigree of Miss Susan De Lancey
John P. De Lancey for account of John De Lancey, July 11, 1811
Undated De Lancey family genealogy compiled by William H. De Lancey
De Lancey family history
Undated pedigree of the De Lancey family from L'Armorial général de France. Second register, volume 2, Bibliothèque du Roi, Paris
De Lancey family history, 1685-1844
Letter from Mary De Lancey to John De Lancey, October 29, 1789
Account of William Heathcote De Lancey, November, 1858
Letter from Margaret Munro De Lancey to Josephine De Lancey, September 25, 1849
De Lancey family record from 1683 to 1844
Letter from Edward De Lancey to Lieutenant Colonel De Lancey, September 10, 1848
Account by Oliver De Lancey of Stephen De Lancey's estate, November 18, 1741-October 26, 1742
Letter from John De Lancey to his brother, James De Lancey, October 1, 1789
Undated genealogy of the Van Cortlandt family
Undated letter from John Peter De Lancey to John De Lancey
The Name of De Lancey of New-York
Claims against the estate of James De Lancey, May 19, 1786
Receipts issued by Thomas Jones and signed by Robert Watts, John De Lancey, Ann De Lancey and Oliver De Lancey, August 1, 3, 30 and September 8, 1766
Receipt for three certificates issued for claims against the estate of James De Lancey, issued to Stephen De Lancey, October 15, 1790