1781. Chosen Fellow of American Academy of Arts and Sciences: elected foreign member of Academy of Sciences, Letters, and Arts of Padua, for work in natural philosophy and politics. Appointed one of the peace commissioners to negotiate treaty of peace between England and United States. 1782. Elected Venerable of Loge des Neuf Sœurs. 1783. Signs treaty with Sweden. Prints _Constitutions of the United States_. Elected Honorary Fellow of the Royal Society of Edinburgh. Interest in balloons. Signs the Treaty of Paris with John Jay and John Adams. 1784. With Le Roy, Bailly, Guillotin, Lavoisier, and others, investigates Mesmer's animal magnetism (results in numerous pamphlet reports). _Remarks Concerning the Savages of North America. Advice to Such as Would Remove to America._ Chosen member of Royal Academy of History, Madrid. At Passy resumes work on _Autobiography_, beyond 1731. 1785. _Maritime Observations._ _On the Causes and Cure of Smoky Chimneys._ Signs treaty of amity and commerce with Prussia. Resigns as minister to French Court, and returns to Philadelphia. President of Council of Pennsylvania (incumbent for three years). Associate member of Academy of Sciences, Literature, and Arts of Lyons. Councillor for Philadelphia until 1788. Member of Philadelphia Society for the Promotion of Agriculture, and Royal Society of Physics, National History and Arts of Orleans, and honorary member of Manchester Literary and Philosophical Society. 1786. Chosen corresponding member of Society of Agriculture of Milan. 1787. President of the Pennsylvania Society for the Abolition of Slavery (incumbent until death). Pennsylvania delegate to Constitutional Convention. Chosen honorary member of Medical Society of London. Aids in establishing the Society for Political Enquiry; elected its first president. 1788. At Philadelphia works on _Autobiography_, from 1731-1757. 1789. _Observations Relative to the Intentions of the Original Founders of the Academy in Philadelphia_ and several papers in behalf of abolition of slavery. At Philadelphia resumes _Autobiography_, from 1757 to 1759. Chosen member of Imperial Academy of Sciences of St. Petersburg. 1790. Paper on the slave trade, _To the Editor of the Federal Gazette_, March 23. Dies, April 17, in Philadelphia. _SELECTED BIBLIOGRAPHY_ Starred items are of primary importance. I. WORKS Only the most useful and historically significant editions are here listed. The student interested in other editions of Franklin's works, the publication of his separate pamphlets, his contributions to newspapers and periodicals, and his editorial activities should consult P. L. Ford's _Franklin Bibliography_. Many of these items are conveniently listed in _The Cambridge History of American Literature_, I, 442 ff.