Receipted bill issued by Mapes & Oakley to William Heathcote De Lancey for $50.00, May 12, 1819

Receipted bill issued by Frederick Garner to John Peter De Lancey for $34.00, May 4, 1811

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

Receipted bill issued by J. & T. Garniss to John Peter De Lancey, May 31, 1815

Receipted bill issued by the President and Fellows of Yale College to William Heathcote De Lancey, February 2, 1816

Letter from James Fenimore Cooper to William Heathcote De Lancey, May 6, 1839

Receipted bill issued by Dirck Schuyler to Stephen De Lancey, May 12, 1770

Receipted bill issued by Nicholas Carmer to Stephen De Lancey, May 3, 1763

Receipted bill issued by Cornelius F. Ferris for Robert Smith & Belcher, to John Peter De Lancey for 2 pounds 11 shillings 8 pence, August 9, 1819

Receipted bill issued by Jones & Bailey to John Peter De Lancey for $17.93, October 22, 1818

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

Receipted bill issued by Leavitt & Lee to John Peter De Lancey for $24.45, October 9, 1817

Letter from James Fenimore Cooper to William Heathcote De Lancey, September 8, 1838

Undated bill issued by Stephen De Lancey to the estate of his mother, Anne Heathcote De Lancey

Receipted bill issued by James W. Brown on behalf of Jared Peck to John Peter De Lancey, September 16, 1819

Telegram from William Heathcote De Lancey to Edward Floyd De Lancey, November 15, 1858

Letter from William Heathcote De Lancey to Elizabeth Herbert, May 16, 1859

Receipted bill issued by Thomas Cadle to John Peter De Lancey for 15 pounds 10 shillings 7 pence, January 17, 1794

Bill of sale issued by William Coleman to John Peter De Lancey for payment of $250 for slave, May 28, 1806

Letter from William Heathcote De Lancey to Edward Floyd De Lancey, September 5, 1861