61From Benjamin Franklin to Peter Collinson, 1 January 1757 (Franklin Papers)
Original ALS not found; duplicate: Pierpont Morgan Library I wrote you yesterday a Line or two...
62From Benjamin Franklin to Peter Collinson, 31 January 1757 (Franklin Papers)
ALS : Pierpont Morgan Library The preceding are Copies of my late Letters; to which I have little...
63To Benjamin Franklin from Peter Collinson, [1759?–1762] (Franklin Papers)
ALS : Historical Society of Pennsylvania Lett not my Dear Friend Forgett that I expect Him and...
64To Benjamin Franklin from Peter Collinson, 23 March 1762 (Franklin Papers)
AL : American Philosophical Society P. Collinsons Love and Respects to His Friend Franklin. Has...
65From Benjamin Franklin to Peter Collinson, 4 August 1762 (Franklin Papers)
ALS : Pierpont Morgan Library I did not receive my Dear Friend’s Letter of yesterday till I came...
66To Benjamin Franklin from Peter Collinson, 21 October 1762 (Franklin Papers)
ALS : American Philosophical Society I impatienly expect the good News of my Dear Franklin’s Safe...
67From Benjamin Franklin to Peter Collinson, 7 December 1762 (Franklin Papers)
ALS : Pierpont Morgan Library I arrived here the first of last Month, and had the great...
68To Benjamin Franklin from Peter Collinson, 6 April 1763 (Franklin Papers)
ALS : American Philosophical Society I can only now express the great satisfaction I have and...
69To Benjamin Franklin from Peter Collinson, 8 June 1763 (Franklin Papers)
ALS : American Philosophical Society The Going away of Ships are So uncertain, and I am So...
70To Benjamin Franklin from Peter Collinson, 28 June 1763 (Franklin Papers)
ALS : American Philosophical Society I received my Dear Friends Obligeing Letter with another...