Letter from John De Lancey to James De Lancey, April 24, 1790
Letter from John De Lancey to his brother, James De Lancey, October 1, 1789
Letter from John De Lancey to Oliver De Lancey, December 12,1790 and April 20, 1791
Copies of letters from John De Lancey to Oliver De Lancey, and to James De Lancey, December 16, 1791
Letter from John De Lancey to James De Lancey, April 12, 1791
Letter from John De Lancey to Oliver De Lancey, May 24, 1791
Letter from John De Lancey to John Peter De Lancey, June 12, 1790
Letter from John De Lancey to James De Lancey, May 12, 1791
Letter from John De Lancey to Mary De Lancey Harris, March 17, 1791
Letter from John De Lancey to John Peter De Lancey, January 9, 1791
Letter from John De Lancey to James De Lancey, April 8, 1792
Undated letter from John De Lancey to James De Lancey
Letter from John Peter De Lancey to John De Lancey, October 27, 1790
Letter from Caroline Carey De Lancey to John Peter De Lancey, November 16, 1817
Letter from John Jay to Peter Jay Munro, November 21, 1783
Letter from John De Lancey to John Peter De Lancey, July 2, 1808
Letter from John De Lancey to John Peter De Lancey, January 5, 1809
Letter from James De Lancey to John De Lancey, June 4, 1792
Letter from James De Lancey to John De Lancey, January 2, 1792
Letter from John De Lancey to Charlotte De Lancey, April 25, 1791