"This is none of my affair, Mr. Porter," answered the man, with a slight sneer. "You can settle it with Mr. Poole."
"I'll settle with you, you rascal!" cried Dave, and leaping forward he caught Tom Shocker by the shoulder and forced him aside. "Give me that key!"
"Don't you do it! " cried Nat. "Here, wait, I'll fix him! Hold him!"
Nat poured some of the stuff in the bottle on the cotton and advanced on Dave. At the same time Tom Shocker caught Dave by both arms and essayed to hold him.
Dave was strong, and a sudden fear gave him additional strength. He might have been a match for his two assailants, but for the stuff on the cotton. This was chloroform, and when Nat clapped the saturated cotton to his mouth and nose he was speedily rendered all but unconscious.
"Don't give him too much!" he heard Tom Shocker say.
"You watch him, while I tie his hands," answered Nat, and then Dave was forced back and onto the bed. He struggled weakly, but could not free himself, and before he realized it he was a close prisoner, with his hands tied fast to the head of the bed and his feet fast to the lower end. He was flat on his back.
"Now, you can stay there until somebody comes