21From Benjamin Franklin to Peter Collinson, 29 July 1750 (Franklin Papers)
Copy: American Academy of Arts and Sciences As you first put us on Electrical Experiments by...
22From Benjamin Franklin to Peter Collinson, 25 May 1747 (Franklin Papers)
Copy: American Academy of Arts and Sciences In my last I informed you that In pursuing our...
23From Benjamin Franklin to Peter Collinson, 29 December 1754 (Franklin Papers)
ALS : Pierpont Morgan Library I wrote a few Lines by a Vessel that went from hence about 2 Weeks...
24From Benjamin Franklin to Peter Collinson, 18 October 1748 (Franklin Papers)
ALS : Pierpont Morgan Library I have receiv’d your several Favours of April 1. June 2. June 14...
25From Benjamin Franklin to Peter Collinson, 26 June 1755 (Franklin Papers)
ALS : Pierpont Morgan Library Mr. Bartram brings a Box to my House, which has a little Vacancy in...
26From Benjamin Franklin to Peter Collinson, 23 November 1753 (Franklin Papers)
MS not found; reprinted from Benjamin Franklin, Experiments and Observations on Electricity...
27From Benjamin Franklin to Peter Collinson, 15 June 1756 (Franklin Papers)
ALS : University of Pennsylvania Library I can now only acknowledge the Receipt of your Favours...
28From Benjamin Franklin to Peter Collinson, 14 August 1747 (Franklin Papers)
ALS : Pierpont Morgan Library I have lately written two long Letters to you on the Subject of...
29From Benjamin Franklin to Peter Collinson, 29 April 1749 (Franklin Papers)
Copy: American Academy of Arts and Sciences I now send you some Further Experiments and...
30From Benjamin Franklin to Peter Collinson, 24 September 1764 (Franklin Papers)
ALS : Pierpont Morgan Library I received your kind Letter of June 29. We hear nothing here of the...
31From Benjamin Franklin to Peter Collinson, 22 November 1756 (Franklin Papers)
Duplicate: Pierpont Morgan Library; also extract: The Royal Society Since mine of the 5th...
32From Benjamin Franklin to Peter Collinson, 4 February 1751 (Franklin Papers)
ALS : The Royal Society I receiv’d yours of Oct. 4. via New England, with the Account of what you...
33From Benjamin Franklin to Peter Collinson, 28 May 1754 (Franklin Papers)
Copy: American Philosophical Society I had at length the pleasure of hearing from you per the...
34From Benjamin Franklin to Peter Collinson, 27 August 1755 (Franklin Papers)
ALS : Pierpont Morgan Library I received your Favours of May 28 and June 1. I believe I have...
35From Benjamin Franklin to [Peter Collinson?], 12 April 1764 (Franklin Papers)
ALS : Charles E. Feinberg, Detroit, Michigan (1960) We have just now receiv’d the following...
36From Benjamin Franklin to Peter Collinson, 27 July 1750 (Franklin Papers)
Copy: American Academy of Arts and Sciences Mr. Watson I believe wrote his Observations on my...
37From Benjamin Franklin to Peter Collinson, 1752 (Franklin Papers)
I. MS not found; printed in Benjamin Franklin, Experiments and Observations on Electricity...
38From 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...
39From Benjamin Franklin to Peter Collinson, 29 June 1751 (Franklin Papers)
Copy: The Royal Society In Capt. Waddels Account *Ph. Tr. No. 492. p. III . of the Effects of...
40From Benjamin Franklin to Peter Collinson, 26 June 1753 (Franklin Papers)
ALS : Huntington Library I received a Letter from you on the Road hither, with one of the...
41From 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...
42From Benjamin Franklin to Peter Collinson, 28 July 1747 (Franklin Papers)
Copy: American Academy of Arts and Sciences The inclosed is a Copy of my last, which went by the...
43To Benjamin Franklin from Peter Collinson, 5 February 1750 (Franklin Papers)
ALS : American Philosophical Society I have so many Obligations to my kind Friend, that I...
44To Benjamin Franklin from Peter Collinson, 21 March 1753 (Franklin Papers)
ALS : American Philosophical Society By the Conveyance of our friend Mr. Watson whose Letter I...
45To Benjamin Franklin from Peter Collinson, 3 July 1753 (Franklin Papers)
ALS : American Philosophical Society Received June the 30. 1753. On Board the London for...
46To Benjamin Franklin from Peter Collinson, 15 August 1752 (Franklin Papers)
ALS : Haverford College Library I had the pleasure of my Dear friend Letter of June 19th: It...
47To 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...
48To Benjamin Franklin from Peter Collinson, 25 April 1750 (Franklin Papers)
ALS : American Philosophical Society I wish I have before this advised my Worthy Friend that his...
49To Benjamin Franklin from Peter Collinson, 20 July 1753 (Franklin Papers)
ALS : American Philosophical Society It is a great pleasure to Mee to receive so many repeated...
50To Benjamin Franklin from Peter Collinson, 12 April 1748 (Franklin Papers)
ALS : Library Company of Philadelphia I was very fortunate to receive both thy Curious...