To this doctrine a reference will be found in the British White Paper (No. 148), where Sir Edward Grey informs M. Cambon of 'the doctrine' concerning Luxemburg, 'laid down by Lord Derby and Lord Clarendon in 1867'.

Billy proposed that at eight o'clock Claire should be waiting in the rue Cambon outside this door.

After telling M. Cambon to-day how grave the situation seemed to be, I told him that I meant to tell the German Ambassador to-day that he must not be misled by the friendly tone of our conversations into any sense of false security that we should stand aside if all the efforts to preserve the peace, which we were now making in common with Germany, failed.