Receipted bill issued by J. Pratt to John Peter De Lancey for $13.00, July 14, 1818

Agreement between John Peter De Lancey and Ruth Ward to manumit a slave, April 14, 1806

Letter from John De Lancey to John Peter De Lancey, January 9, 1791

Letter from John Peter De Lancey to Thomas Jones, December 19, 1791

Letter from John Peter De Lancey to Thomas Jones, March 13, 1792

Letter from John De Lancey to John Peter De Lancey, May, 1791

Letter from John De Lancey to John Peter De Lancey, June 12, 1790

Letter from John Peter De Lancey to Thomas Jones and Anne De Lancey Jones, March 6, 1792

Letter from John Peter De Lancey to John De Lancey, October 5, 1789

Letter from John De Lancey to John Peter De Lancey, March 14, 1796

Letter from John Peter De Lancey to Thomas Jones, April 3, 1792

Letter from John De Lancey to John Peter De Lancey, March 14, 1805

Letter from John De Lancey to John Peter De Lancey, December 2, 1788

Letter from John De Lancey to John Peter De Lancey, July 2, 1808

Certificate issued by the Overseers of the Poor of the Town of Mamaroneck to John Peter De Lancey, exonerating him from liability for maintenance of former slaves, July 5, 1803

Letter from John Peter De Lancey to Caroline De Lancey

Letter from John Peter De Lancey, August 5, 1806

Memorandum by John Peter De Lancey, October 10, 1804

Receipted bill issued by Joseph Howland to John Peter De Lancey, 1815

Receipted bill issued by Michael Trappal to John Peter De Lancey, May 23, 1798