1From Benjamin Franklin to Peter Franklin, [before 1765] (Franklin Papers)
MS not found; reprinted from Benjamin Franklin, Experiments ana Observations on Electricity ,...
2From Benjamin Franklin to [Peter Franklin], 21 May 1757 (Franklin Papers)
ALS : American Philosophical Society I have been now near 6 Weeks waiting for the Sailing of the...
3From Benjamin Franklin to [Peter and Mary Franklin], [4 June 1757] (Franklin Papers)
MS not found; extracts reprinted from Parke-Bernet Galleries Catalogue, Sale No. 134 (Oct. 25–6,...
4From Benjamin Franklin to [Peter Franklin], 7 May 1760 (Franklin Papers)
MS not found; reprinted from Benjamin Franklin, Experiments and Observations on Electricity...
5From Benjamin Franklin to Peter Franklin, [1762?–1764] (Franklin Papers)
MS not found; reprinted from extract in Benjamin Franklin, Experiments and Observations on...
6To Benjamin Franklin from Peter Franklin, [1763?] (Franklin Papers)
AL (incomplete): American Philosophical Society These Comes to Inform you that I got Home well In...
7To Benjamin Franklin from Peter Franklin, 21 February 1765 (Franklin Papers)
ALS : American Philosophical Society I wrote to you about the Begining of Jany. which gave...