Memorandum by John Peter De Lancey, October 9, 1810
Memorandum for New York by John Peter De Lancey, April 9, 1806
Memorandum for New York by John Peter De Lancey, August 9, 1804
Undated memorandum for New York by John Peter De Lancey
Memorandum by John Peter De Lancey, October 10, 1804
Memorandum for New York by John Peter De Lancey, January 26, 1802
Memorandum for New York by John Peter De Lancey, January, 1805
Letter from John Peter De Lancey to Caroline De Lancey
Letter from John Peter De Lancey to John De Lancey, October 9, 1788
Letter from John Peter De Lancey to Caroline De Lancey, November 6, 1820
Account of John Peter De Lancey, 1793-1802
Undated letter from John Peter De Lancey to John De Lancey
Letter from John Peter De Lancey to John De Lancey, March 15, 1791
Letter from John Peter De Lancey to John De Lancey, October 27, 1790
Letter from John Peter De Lancey to John De Lancey, September 28, 1788
Letter from John Peter De Lancey to John De Lancey, December 19, 1786
Letter from John Peter De Lancey to John De Lancey, June 5, 1789
Letter from John Peter De Lancey to John De Lancey, September 22, 1786
Letter from John Peter De Lancey to John De Lancey, October 5, 1789