"I shone the searchlight all 'round the room, and then stepped inside, with a disgustingly horrible feeling of walking slap into a waiting Danger. I stood a few seconds, waiting, and nothing happened, and the empty room showed bare from corner to corner. And then, you know, I realized that the room was full of an abominable silence; can you understand that? A sort of purposeful silence, just as sickening as any of the filthy noises the Things have power to make. Do you remember what I told you about that 'Silent Garden' business? Well, this room had just that same _malevolent_ silence--the beastly quietness of a thing that is looking at you and not seeable itself, and thinks that it has got you. Oh, I recognized it instantly, and I whipped the top off my lantern, so as to have light over the _whole_ room. "Then I set-to, working like fury, and keeping my glance all about me. I sealed the two windows with lengths of human hair, right across, and sealed them at every frame. As I worked, a queer, scarcely perceptible tenseness stole into the air of the place, and the silence seemed, if you can understand me, to grow more solid. I knew then that I had no business there without 'full protection'; for I was practically certain that this was no mere Aeiirii development; but one of the worst forms, as the Saiitii; like that 'Grunting Man' case--you know. "I finished the window, and hurried over to the great fireplace. This is a huge affair, and has a queer gallows-iron, I think they are called, projecting from the back of the arch. I sealed the opening with seven human hairs--the seventh crossing the six others.