1From Thomas Jefferson to Jean Baptiste Le Roy, 13 November 1786 (Jefferson Papers)
I received the honour of yours of Sep. 18. a day or two after the accident of a dislocated wrist had disabled me from writing. I have waited thus long in constant hope of recovering it’s use. But finding that this hope walks before me like my shadow, I can no longer oppose the desire and duty of answering your polite and learned letter. I therefore employ my left hand in the office of scribe,...
2From Thomas Jefferson to Jean Baptiste LeRoy, 3 April 1789 (Jefferson Papers)
I return you with many thanks the Volume with D. Bernoulli’s paper which I have read with great satisfaction. I observe that the proposition of M. Bernoulli differs from Mr. Rumsey’s in several essential points. 1. His Water was to be raised by man: Rumsey’s by elastic vapour. 2. Bernoulli ’s water was to act on an inclined plane: Rumsey’s on a direct one. 3. Bernoulli ’s was to act by it’s...