nine o’clock
But in order to show to advantage the several costumes , as well as the train of personages , and the subdivisions of the different groups of the imperial dignitaries , Ingres had caused small puppets to be dressed in similar costumes , and arrayed in the order of the procession according to the prescribed ceremonies for that day ; and for weeks the imperial court had been studying these costumes , and every one 's duty had been to impress on his mind the position assigned to him for the day of coronation . -LSB- Footnote : Constant , `` Memoires , '' vol . iii. , p. 111 . -RSB- The pope 's toilet was the first completed ; and at nine o'clock , all dressed in white , he entered a carriage drawn by eight grays ; over it in gilt bronze were the tiara and the attributes of papacy . In front of the carriage rode one of his chamberlains upon a white ass , bearing a large silver cross before God 's vicegerent . Behind it in new carriages came the cardinals , the prelates , and the Italian officers of the pope 's palace . While the papal train was moving slowly on the quays of the Seine toward the cathedral , amid the sounds of bells , and the unceasing , joyful shouts of the people , all was yet in motion within the apartments of the emperor and empress .