“Marvelous, Holmes, marvelous!” exclaimed Hendricks, who had discovered that Hanlon did not resent jocularity, “but—what for?”

“Can’t you guess?” and the young man smiled mysteriously. “Try.”

“Give it up,” and Hendricks shook his head. “I think it’s more wonderful to get thought-transference by wiggling your forehead than any other way I ever heard of, but I can’t guess how it helps.”

“Can’t any of you?” and Hanlon looked around the circle.

“Wait a minute,” said Aunt Abby, who was thinking hard. “Let me try. Is it because when the thought waves jump from the ‘guide’ to you they strike your forehead first—”

“And it acts as a wireless receiving station? No, ma’am, that isn’t it. And, too, ma’am, I owned up, you know, that the whole thing was a fake, a trick. You see, there was no ‘thought-transference,’—not any—none at all.”

“Then what do you accomplish with your forehead muscles?” asked Eunice, unable to restrain her impatience.

Chapter V
The Explanation

“Just this, Mrs. Embury, the impossibility of my being blindfolded. As a matter of fact, it is practically impossible to blindfold anybody, anyway.”

“Why, what do you mean?” interrupted Hendricks. “Why is it?”