1To Thomas Jefferson from John Patten Emmet, 12 May 1825 (Jefferson Papers)
Having now entered upon experimental chemistry for the instruction of my class, I feel the strongest conviction that I may with propriety address you upon the necessity of making further provision for me. I do not speak for the present year but for the next; and am even desirous of devoting the best part of my House for class purposes. I speak feelingly when I say that even a small furnace,...