At four o’clock the first poster appeared on the walls of Paris (at the corner of the Place de la Concorde and the Rue Royale, one still remains, preserved under glass). At Armenonville, rendezvous of the haut-monde in the Bois de Boulogne, tea dancing suddenly stopped when the manager stepped forward, silenced the orchestra, and announced: “Mobilization has been ordered. It begins at midnight. Play the ‘Marseillaise.’