1From Benjamin Franklin to John Canton, 12 May 1771 (Franklin Papers)
ALS : Yale University Library Dr. Ingenhauss and myself purpose to set out on Friday next to...
2From Benjamin Franklin to John Canton, 15 August 1771 (Franklin Papers)
ALS : the Royal Society I have just received the enclos’d from Dr. Priestly. And as it contains...
3From Benjamin Franklin to John Canton, [December 1771?]: résumé (Franklin Papers)
AL : The Royal Society <An undated note in the third person. Business prevents Franklin from...