1From Benjamin Franklin to Peter Collinson, 28 March 1747 (Franklin Papers)
Experiments and Observations on Electricity...surviving letter in which Franklin alludes to his electrical investigations. It introduced the fourth edition of his Experiments in 1769. That edition, its predecessors and its successor, will be discussed below, under their respective dates of publication. This note is concerned rather with the several manuscript and printed versions of Franklin’...
2From Benjamin Franklin to Peter Collinson, 27 July 1750 (Franklin Papers)
Supplemental Experiments and Observations on Electricity, Part II (London, 1753), and in 1754 and 1760 editions; Letter VI in 1769 and 1774 editions.
3Franklin and Hall: Account with Benjamin Franklin, 1750–54 (Franklin Papers)
brought forward from the three earlier pages now lost. The second surviving page, numbered 7, runs from May 5, 1753, to Feb. 20, 1754, when the charges reached £219 15Experiments and Observations on Electricity
4From Benjamin Franklin to Peter Collinson, 29 June 1751 (Franklin Papers)
Supplemental Experiments and Observations on Electricity (London, 1753), pp. 90–2, and in later editions of
5From Benjamin Franklin to Ebenezer Kinnersley, 2 March 1752 (Franklin Papers)
Supplemental Experiments and Observations on Electricity, Part II. … (London, 1753), p. 102.
6From Benjamin Franklin to Ebenezer Kinnersley, 16 March 1752 (Franklin Papers)
Supplemental Experiments and Observations on Electricity, Part II. … (London, 1753), pp. 103–6.
7From Benjamin Franklin to Peter Collinson, [October 1752] (Franklin Papers)
Supplemental Experiments and Observations on Electricity, Part II. … (London, 1753), pp. 108–[9].
8The Kite Experiment, 19 October 1752 (Franklin Papers)
English scientists, who could have read Franklin’s proposal when it was published in Experiments and Observations in for 1753 was then “In the Press, and speedily will be published”; in that almanac Franklin printed for the first time precise instructions for the erection of lightning rods for the protection of buildings.
9From Benjamin Franklin to James Alexander, 1753 (Franklin Papers)
Experiments and Observations on Electricity
10Supplemental Experiments and Observations on Electricity, Part II, [March 1753] (Franklin Papers)
Supplemental Experiments and Observations on Electricity, Part II. Made at Philadelphia in America, by Benjamin Franklin, Esq; and Communicated in several Letters to P. Collinson, Esq; of London, F.R.S. London: Printed and sold by E. Cave, at St. John’s Gate. 1753. (Yale University Library)