1Enclosure: Nicolas Louis Vauquelin’s Analysis of Green Tobacco, 12 January 1809 (Jefferson Papers)
Vauquelin, Louis Nicolas; D. B. Warden translates experiments of [index entry]
2Thomas Jefferson to Robert Patterson, 31 August 1809 (Jefferson Papers)
Vauquelin, Louis Nicolas; D. B. Warden translates experiments of [index entry]
3Thomas T. Hewson to Thomas Jefferson, 20 October 1809 (Jefferson Papers)
Vauquelin, Louis Nicolas; D. B. Warden translates experiments of [index entry]