midnight
One of these letters was addressed to his mother , another to the father of Prince Lorenz , and the last to the Princess of Graustark . To the latter he wrote much that did not appear in the epistles directed to the others . Anguish had been in his room more than an hour , and had frequently called to his friend and begged him to secure what rest he could in order that their nerves might be steady in the morning . But it was not until after midnight that the duellist sealed the envelopes , directed them and knocked at his second 's door to say : `` I shall entrust these letters to you , Harry . You must see that they start on their way tomorrow . '' Then he went to bed and to sleep . At six his second , who had slept but little , called him .