VI-VIII treat of the communication of revolutionary ideas to Europe during the Era of Napoleon; L. de Lanzac de Laborie, Paris sous Napoleon, 8 vols. I , Livre II, Le consulat et l'empire, for social history; Jean Jaures, Histoire socialiste, 1789-1900, Vol. VI, by Paul Brousse and Henri Turot, Le consulat et l'empire, 1799-1815 , likewise for social history; J. 0.