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...
5To Benjamin Franklin from John Pringle, [May? 1763] (Franklin Papers)
AL (incomplete and mutilated): American Philosophical Society [ Torn ] would take the liberty of...
6From Benjamin Franklin to Sir John Pringle, [1767?] (Franklin Papers)
Draft: American Philosophical Society I have attentively perused the Remarks of Capt. Coats,...
7To Benjamin Franklin from Sir John Pringle, [March 1767] (Franklin Papers)
ALS : American Philosophical Society I take the liberty to beg that You would come as soon as You...
8To Benjamin Franklin from Sir John Pringle, [1768?]: résumé (Franklin Papers)
AL : American Philosophical Society [Wednesday evening (1768?): an invitation to dine next Friday...
9From Benjamin Franklin to Sir John Pringle, 10 May 1768 (Franklin Papers)
Printed in Benjamin Franklin, Experiments and Observations on Electricity … London, 1769), pp....
10To Benjamin Franklin from Sir John Pringle, [June? 1769] (Franklin Papers)
AL : American Philosophical Society Sir John Pringle’s Compliments to Dr. Franklin, and begs to...