Vols. 31-33 have title: Second supplément a la Collection des oeuvres de J.J. Rousseau, citoyen de Genève. Half title reads: Collection des oeuvres de J.J. Rousseau.

Edited by Du Peyrou and Paul Moultou. The second supplement was edited by Pierre Moultou. Cf. Dufour.

First collected edition, in duodecimo, of the first and second parts of the Confessions; published by the Société typographique de Genève. Cf. Gagnebin.

---- ------ Copy 2. [Vols. 31-32] half title wanting.