Joseph Delaplaine (1777–1824)
Per Delaplaine's request, Bushrod Washington submitted an autobiographical sketch for publication in Repository of the Lives and Portraits of Distinguished American Characters.
Joseph Delaplaine was born on 20 December 1777 in Philadelphia.
"Edward Parker and Joseph Delaplaine to Thomas Jefferson, 27 April 1811," Founders Online, National Archives, https://founders.archives.gov/documents/Jefferson/03-03-02-0461. [Original source: The Papers of Thomas Jefferson, Retirement Series, vol. 3, 12 August 1810 to 17 June 1811, ed. J. Jefferson Looney. Princeton: Princeton University Press, 2006, p. 589.]
"Joseph Delaplaine to Thomas Jefferson, [ca. 24 April 1812]," Founders Online, National Archives, https://founders.archives.gov/documents/Jefferson/03-04-02-0545. [Original source: The Papers of Thomas Jefferson, Retirement Series, vol. 4, 18 June 1811 to 30 April 1812, ed. J. Jefferson Looney. Princeton: Princeton University Press, 2007, p. 663.]
"To James Madison from Joseph Delaplaine, 15 May 1812 (Abstract)," Founders Online, National Archives, https://founders.archives.gov/documents/Madison/03-04-02-0411. [Original source: The Papers of James Madison, Presidential Series, vol. 4, 5 November 1811–9 July 1812 and Supplement 5 March 1809 – 19 October 1811, ed. J. C. A. Stagg, Jeanne Kerr Cross, Jewel L. Spangler, Ellen J. Barber, Martha J. King, Anne Mandeville Colony, and Susan Holbrook Perdue. Charlottesville: University Press of Virginia, 1999, p. 385.]
"Thomas Jefferson to Joseph Delaplaine, 29 January 1821," Founders Online, National Archives, https://founders.archives.gov/documents/Jefferson/03-16-02-0480. [Original source: The Papers of Thomas Jefferson, Retirement Series, vol. 16, 1 June 1820 to 28 February 1821, ed. J. Jefferson Looney et al. Princeton: Princeton University Press, 2019, pp. 576–577.]
Joseph Delaplaine in Pennsylvania and New Jersey Church and Town Records, 1669–2013 (Ancestry.com)
United States Gazette (Philadelphia), 4 June 1824, page 3, column 2 (Newspapers.com).
Joseph Delaplaine at Find a Grave.
Joseph Delaplaine at FamilySearch.