1“Johannes Vonderpuff” to Thomas Jefferson, 1 October 1814 (Jefferson Papers)
birds; whip-poor-wills [index entry]
2Thomas Jefferson: Analysis of Weather Memorandum Book, January 1817 (Jefferson Papers)
birds; whip-poor-wills [index entry]
3Enclosure: Thomas Jefferson’s Summary of Weather Observations, 1810–1816, [ca. 11 April 1818] (Jefferson Papers)
birds; whip-poor-wills [index entry]