81From 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...
82From 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...
83From 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...
84From 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...
85Deborah Franklin to Peter Collinson, 30 April 1755 (Franklin Papers)
LS : Huntington Library Mr. Franklin is from home, and can not have by this Conveyance an...
86James Logan to Peter Collinson, 28 February 1750 (Franklin Papers)
Letterbook copy: Historical Society of Pennsylvania I have Spent most of this day for the first...