three o’clock
`` Not possible ! '' Sir Roger looked at him with a dawning amusement beginning to twinkle in his clear blue eyes . `` Quite possible ! So possible , that the Royal yacht is ordered to be in readiness at three o'clock . Their Majesties and suite will dine on board , in order to enjoy the return sail by moonlight . '' The Professor 's countenance was a study . Anxiety and vexation struggled with the shrewd kindness and humour of his natural expression , and his suppressed feelings found vent in a smothered exclamation , which sounded very much like the worst of blasphemous oaths used in dire extremity by the soldiers of the Fatherland .