It was not high up in the air, like the others, and directly it seemed to divide itself into half a dozen points. Its progress toward the island seemed to be even faster than that of the others.

"That's a steamer," Ned said, after a long look through his glass.

"The other lights are on steamers, too," Pat replied. "No wind-jammer could make the time, in this calm, that those boats are making."

While the boys looked the lights went out, or appeared to, and there was only the glimmer of the unfamiliar constellations of the heavens over the China Sea.

"That's strange!"

Pat turned to Ned and grasped him by the arm.

"What do you make of it?" he continued.

"That may be a signal," was the reply.

"If it is, the glims will show again directly."

"They may," was the reply.