Memorandum by John Peter De Lancey, October 9, 1810
Memorandum for New York by John Peter De Lancey, April 9, 1806
Memorandum by John Peter De Lancey, October 10, 1804
Memorandum for New York by John Peter De Lancey, August 9, 1804
Memorandum for New York by John Peter De Lancey, January 26, 1802
Undated memorandum for New York by John Peter De Lancey
Memorandum for New York by John Peter De Lancey, January, 1805
Letter from John Peter De Lancey to Caroline De Lancey, November 6, 1820
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 John De Lancey, March 15, 1791
Letter from John Peter De Lancey to John De Lancey, December 19, 1786
Letter from John Peter De Lancey to John De Lancey, September 28, 1788
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
Account of John Peter De Lancey, 1793-1802
Letter from John Peter De Lancey to John De Lancey, August 31, 1789
Undated letter from John Peter De Lancey to John De Lancey
Account of John Peter De Lancey, August 10, 1806