"I know, but—-"
"Out she comes," answered Hippy.
"Oh!" exclaimed Grace Harlowe under her breath.
"Another match, please, Hi."
By the light of the flickering match the men and the two girls peered at the object that Lieutenant Wingate took from the sand and held up for their inspection.
"It isn't a cracker box at all. It looks more like a safe deposit box," he declared. "What shall I do with it, Hi?"
"Take it into camp and open it, of course."
Grace protested again, but not so insistently as before. The guide said he had a theory about the cross and the supposed grave, a theory which he proposed to prove or disprove before leaving that night's camping place.
"I know what it is," volunteered Miss Briggs. "I have one like it to keep my private papers in, except that this one shows wear and has lost most of its enamel, I suppose from the action of sand and weather."
"What is it? What is it?" cried Emma, unable longer to restrain her curiosity. Following her, as she came running to the scene, were Anne and Nora.