1From Benjamin Franklin to Peter Collinson, 23 September 1756 (Franklin Papers)
Duplicate: Pierpont Morgan Library I enclose three Bills, viz. A second for £50 Sterling, drawn...
2From 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...
3From Benjamin Franklin to Peter Collinson, 18 April 1754 (Franklin Papers)
Copy: New-York Historical Society Since September last, having been abroad on two long Journeys,...
4From Benjamin Franklin to Peter Collinson, [2 March 1750] (Franklin Papers)
MS not found; reprinted from The Gentleman’s Magazine , XX (1750), 208. I was very much pleased...
5From Benjamin Franklin to Peter Collinson, 25 October 1755 (Franklin Papers)
Draft: American Philosophical Society The above is a Copy of my last. I hope you have receiv’d a...
6From 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...
7From Benjamin Franklin to Peter Collinson, [October 1752] (Franklin Papers)
Printed in Benjamin Franklin, Supplemental Experiments and Observations on Electricity, Part II ....
8From 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...
9From 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...
10From Benjamin Franklin to Peter Collinson, 23 November 1753 (Franklin Papers)
MS not found; reprinted from Benjamin Franklin, Experiments and Observations on Electricity...