1John L. E. W. Shecut to Thomas Jefferson, 12 August 1813 (Jefferson Papers)
health; melaena (black vomit) [index entry]
2Eusebio Valli to Thomas Jefferson, 5 June 1816 (Jefferson Papers)
health; melaena (black vomit) [index entry]
3Enclosure: Caspar Wistar’s Statement on Yellow Fever, 15 December 1805 (Jefferson Papers)
health; melaena (black vomit) [index entry]