He struggled to calm himself under the questioning gaze of Billinger's eyes.

He laughed, wound the hair carefully about his fingers, and put it in his coat pocket.
"You--you have given me a shock," he said, straining to keep his voice even.

"I'm glad you had foresight enough to keep the lock of hair, Billinger.

At first--I jumped to a conclusion.

But there's only one chance in a hundred that I'm right.