"Listen to that, will you ?" And as he hearkened obediently Buck Daniels heard a strain of whistling, needle-sharp with distance.
"That's him," nodded the woman.

"He's always goin' about whistling to himself.

Kind of a nut, he is." "It's him!" cried Buck Daniels.

"It's him!" And with this ungrammatical burst of joy he bolted from the room..