You've felt it--" "You mean on the deck ?" I asked.

Throckmartin nodded.
"I went to the flap of the tent," he continued, "and peered out.
As I did so Stanton lifted his flap and walked out into the moonlight, looking over to the other islet and listening.

I called to him.
"'That's the queerest sound!' he said.

He listened again.
'Crystalline! Like little notes of translucent glass.

Like the bells of crystal on the sistrums of Isis at Dendarah Temple,' he added half-dreamily.