1From Benjamin Franklin to John Pringle, 21 December 1757 (Franklin Papers)
ALS : The Royal Society The following is what I can at present recollect, relating to the Effects...
2From Benjamin Franklin to John Pringle, 6 January 1758 (Franklin Papers)
MS not found; reprinted from Benjamin Franklin, Experiments and Observations on Electricity...
3From Benjamin Franklin to John Pringle, 27 May 1762 (Franklin Papers)
ALS : Princeton University Library For nearly twenty years Franklin had been interested in the...
4From Benjamin Franklin to John Pringle, 1 December 1762 (Franklin Papers)
MS not found; reprinted from Benjamin Franklin, Experiments and Observations on Electricity...
5From Benjamin Franklin to Sir John Pringle, [1767?] (Franklin Papers)
Draft: American Philosophical Society I have attentively perused the Remarks of Capt. Coats,...
6From Benjamin Franklin to Sir John Pringle, 10 May 1768 (Franklin Papers)
Printed in Benjamin Franklin, Experiments and Observations on Electricity … London, 1769), pp....
7From Benjamin Franklin to Sir John Pringle, [before 10 May 1772] (Franklin Papers)
AL (draft): American Philosophical Society Dr. F. presents his respectful Compliments to Sir J....
8Members of the Purfleet Committee to Sir John Pringle, 17 December 1772 (Franklin Papers)
Printed in the Royal Society, Philosophical Transactions …, LXIII (1773–74), 66. The letter below...