Letter from James De Lancey to the New York Colonial Council, August 10, 1757
Letter from James De Lancey to James Hamilton, October 22, 1753
Clearance issued by James De Lancey for a schooner to pass through New York Harbor, February 3, 1759
Military order issued by James De Lancey to Richard Floyd, March 16, 1759
Military order issued by James De Lancey to James Clinton, March 8, 1759
Military order issued by James De Lancey to Richard Floyd, May 19, 1759
Marching orders issued by James De Lancey to Richard Floyd, July 6, 1758
Letter from Mary De Lancey to John De Lancey, October 29, 1789
Letter from James De Lancey to John De Lancey, October 20, 1791
Letter from James De Lancey to John De Lancey, January 2, 1792
Letter from James De Lancey to John De Lancey, June 4, 1792
Letter from James De Lancey to John De Lancey, January 30, 1792
Letter from John De Lancey to James De Lancey, November 6, 1792
Undated letter from John De Lancey to James De Lancey
Letter from John De Lancey to James De Lancey, April 12, 1792
Letter from James De Lancey, May 6, 1852
Letter from John Peter De Lancey to Thomas Jones, February 3, 1792
Letter from Oliver De Lancey to his father, Brigadier-General Oliver De Lancey, June 28, 1780
Letter from John Peter De Lancey to Thomas Jones, April 3, 1792