11To Benjamin Franklin from Francis Coffyn, 8 January 1782 (Franklin Papers)
ALS : American Philosophical Society I beg leave to refer to my last letter of 29. ultmo....
12To Benjamin Franklin from Francis Coffyn, 29 December 1781 (Franklin Papers)
ALS : American Philosophical Society I had the honour to remit your Excellency per my letter of...
13To Benjamin Franklin from Francis Coffyn, 16 October 1781 (Franklin Papers)
ALS : University of Pennsylvania Library I beg leave to refer to the letter I had the honour of...
14To Benjamin Franklin from Francis Coffyn, 5 October 1781 (Franklin Papers)
ALS : American Philosophical Society J’ai l’honneur d’addresser la presente a votre Excellence...
15To Benjamin Franklin from Francis Coffyn, 29 July 1781 (Franklin Papers)
ALS : American Philosophical Society I had the honnor to address your Excellency on the 27....
16To Benjamin Franklin from Francis Coffyn, 10 March 1781 (Franklin Papers)
ALS : American Philosophical Society I receiv’d your Excellencys favour of 13th. inst. and am...
17To Benjamin Franklin from Francis Coffyn, 3 February 1781 (Franklin Papers)
ALS : American Philosophical Society La presente Sera remise à Votre Excellence par Monsieur...
18To Benjamin Franklin from Francis Coffyn, 28 December 1780 (Franklin Papers)
ALS : American Philosophical Society I take the liberty for your Excellencys information to annex...
19To Benjamin Franklin from Francis Coffyn, 15 December 1780 (Franklin Papers)
ALS : American Philosophical Society Your Excellency has given me too many proofs of his goodness...
20To Benjamin Franklin from Francis Coffyn, 29 July 1780 (Franklin Papers)
ALS : American Philosophical Society Agreable to The unfortunate Captain Conynghams request, I...