ROUSSEAU J J. Collection complètes des OEuvres. London (Bruxelles) no name, 1783. 12 volumes in 4 full contemporary binding spine ribbed ornate. Covers, corners and with some wear defs. 1 frontispiece, a frontispiece portrait, 37 (?) figures by Moreau and Le Barbier. Occasional heavy foxing, some sections completely foxed.