blood to keep the heart's action as it should be. There must be a transfusion of blood at once. Is it you or me?”

“I am younger and stronger, Professor. It must be me.”

“Then get ready at once. I will bring up my bag. I am prepared.”

I went downstairs with him, and as we were going there was a knock at the hall door. When we reached the hall, the maid had just opened the door, and Arthur was stepping quickly in. He rushed up to me, saying in an eager whisper,

“Jack, I was so anxious. I read between the lines of your letter, and have been in an agony. The dad was better, so I ran down here to see for myself. Is not that gentleman Dr. Van Helsing? I am so thankful to you, sir, for coming.”