Page:Mystery of the Yellow Room (Grosset Dunlap 1908).djvu/181

 traces of footsteps stained with mud leading to the chamber of Mademoiselle Stangerson. Horror! Horror!—I recognised in those footprints the impression of the neat boots of the murderer! He had come, then, from without in this wretched night. If you could descend from the gallery by way of the window, by means of the terrace, then you could get into the château by the same means.

"The murderer was still in the château, for here were marks as of returning footsteps. He had entered by the open window at the extremity of the 'off-turning' gallery; he had passed Frédéric Larsan's door and mine, had turned to the right, and had entered Mademoiselle Stangerson's room.  I am before the door of her ante-room—it is open.  I push it, without making the least noise. Under the door of the room itself I see a streak of light.  I listen—no sound—not even of breathing!  Ah!—if I only knew what was passing in the silence that is behind that door!  I find the door locked and the key turned on the inner side.  And the murderer is there, perhaps.  He must be there!  Will he escape this time?—All depends on me!—I must be calm, and above all, I must make no false steps.  I must see into that room.  I can enter it by Mademoiselle Stangerson's drawing-room; but, to do that I should have to cross her boudoir; and while I am there, the murderer may escape by the gallery door—the door in front of which I am now standing.

"I am sure that no other crime is being