six p.m.
She was evidently ignorant of the powers and intelligence of the Blind Division . To make this more plain we will follow the letter . You and I , reader , will post ourselves , as it were , and pass through the General Post-Office unstamped . At a few minutes to six p.m. the mouth is wide enough to admit us bodily . Mr Bones has just put in his epistle and walked away with the air of a man who feels that he has committed himself , and is `` in for it . '' He might have posted it at an office or a pillar nearer home , but he has an idea , founded no doubt on experience , that people , especially policemen , are apt to watch his movements and prefers a longish walk to the General . There !