1David Bailie Warden to Thomas Jefferson, 17 April 1809 (Jefferson Papers)
I had the honor of writing to you, by M r Purviance , the bearer of dispatches. I now beg leave to inclose, for your perusal, an analysis of tobacco, which you will please to present to the Philosophical Society of Philadelphia . As it is curious and interesting, it may be deemed worthy of a place in the next volume of their memoirs. The essence of tobacco, prepared in America , if allowed to...