The Political Writings of Jean Jacques Rousseau, 2 vols.
A 2 volume collection of Rousseau’s works (in French) edited and with thoughtful and helpful introductions by Vaughan in 1915.
The Political Writings of Jean Jacques Rousseau, ed. from the original manuscripts and authentic editions, with introductions and notes by C. E. Vaughan. (Cambridge University Press, 1915). In 2 vols.
The text is in the public domain.