three o'clock in the morning
That he knew with the greatest certainty . Just as punctually as the mysterious letters had reached their destination in spite of all the obstacles in the way , so the explosion would occur at the hour named . The infernal artificer of the accursed work had wished it so . At three o'clock in the morning there would be nothing left of the Fauvilles ' house . `` Help ! Help ! '' He recovered enough strength to raise desperate shouts and to make his voice carry beyond the stones and beyond the wainscoting .