1From Benjamin Franklin to David Hume, 19 May 1762 (Franklin Papers)
ALS : Royal Society of Edinburgh It is no small Pleasure to me to hear from you that my Paper on...
2From Benjamin Franklin to David Hume, 21 January 1762 (Franklin Papers)
AL (incomplete): Royal Society of Edinburgh; printed in full in Essays and Observations, Physical...
3From Benjamin Franklin to David Hume, 27 September 1760 (Franklin Papers)
ALS : Royal Society of Edinburgh I have too long postpon’d answering your obliging Letter, a...