against the wall behind him. Then, after lying still for a bit, he rose to a crouching position as though to spring again, snarling horribly and making short half-circles with lowered head. And Smoke all the while meowed piteously by the window as though trying to draw the attack upon himself.
Then it was that the rush of the whole dreadful business seemed to turn aside from the dog and direct itself upon his own person. The collie had made another spring and fallen back with a crash into the corner, where he made noise enough in his savage rage to waken the dead before he fell to whining and then finally lay still. And directly afterwards the doctor's own distress became intolerably acute. He had made a half movement forward to come to the rescue when a veil that was denser than mere fog seemed to drop down over the scene, draping room, walls, animals and fire in a mist of darkness and folding also about his own mind. Other forms moved silently across the field of vision, forms that he recognized from previous experiments, and welcomed not. Unholy thoughts began to crowd into his brain, sinister suggestions of evil presented themselves seductively. Ice seemed to settle about his heart, and his mind trembled. He began to lose memory—memory of his identity, of where he was, of what he ought to do. The very foundations of his strength were shaken. His will seemed paralysed.
And it was then that the room filled with this horde of cats, all dark as the night, all silent, all with lamping eyes of green fire. The dimensions of the place altered and shifted. He was in a much larger space. The
