1From Benjamin Franklin to Giambatista Beccaria, 19 November 1779 (Franklin Papers)
LS : Yale University Library; AL (draft) and copy: Library of Congress Having sometime since...
2From Benjamin Franklin to Giambatista Beccaria, 20 March 1774 (Franklin Papers)
ALS (letterbook draft): American Philosophical Society; additions after the signature...
3To Benjamin Franklin from Giambatista Beccaria, [1757] (Franklin Papers)
Translation of extract (?) in Franklin’s hand: Yale University Library; extract (?) in Italian:...
4From Benjamin Franklin to Giambatista Beccaria, 11 August 1773 (Franklin Papers)
Retranslated from the Italian in Giuseppe A. G. S. Eandi, Memorie istoriche intorno gli studi del...
5From Benjamin Franklin to Giambatista Beccaria, 21 September 1768 (Franklin Papers)
Translated from the Italian in Giuseppe A. F. G. Eandi, Memorie istoriche intorno gli studi del...
6To Benjamin Franklin from Giambatista Beccaria: résumé, 17 November 1780 (Franklin Papers)
ALS : American Philosophical Society <Turin, November 17, 1780, in Italian: Encouraged by your...
7From Benjamin Franklin to Giambatista Beccaria, 13 July 1762 (Franklin Papers)
MS not found; reprinted from Benjamin Franklin, Experiments and Observations on Electricity ,...
8To Benjamin Franklin from Giambatista Beccaria, 20 May 1771 (Franklin Papers)
Translation of the Italian text printed in Giambatista Beccaria, Elettricismo artificiale ......
9To Benjamin Franklin from Giambatista Beccaria, [1775–76] (Franklin Papers)
Incomplete draft: American Philosophical Society Illustrissimo Signor Signor Padrone mio...
10To Benjamin Franklin from Giambatista Beccaria, 24 December 1757 (Franklin Papers)
I . MS translation and MS Latin original: The Royal Society. II . MS “Note”: The Royal Society...