"What do you make of this?" Watkins asked Summersby, still trying to drag him into their group. The big man shrugged. "The glass," went on the blond fellow, "that doesn't make sense. Do they think we eat glass?"
"Possibly," said Calvin Full.
Among the six of them, they consumed all the eatable contents of the tray. Almost immediately Adam felt his eyelids drooping. "I'm sleepy," he said, yawning.
"So am I," said Villa. He lay prone and closed his eyes at once.
Adam sat down, more heavily than he had meant to. He was vaguely disturbed by the sudden tiredness.
"Someone ought to stand guard," said Mrs. Full.
"I will," said Summersby unexpectedly.
"I'll do it," said Watkins. He started to pace up and down. "I'm a little groggy myself, but I'll take first trick."