"Oh, I see! She just wants—Allen!" remarked Grace.

"No, it isn't that at all!" Betty cried, quickly. "But you know there are certain rules about things found at sea, or near the sea. For instance, if this is above the high-water mark it might be, the property of whoever owns the land back there."

"Well, it's above high-water mark all right," declared Amy. "Though I think in a heavy blow or at a high tide the water might come up here. But we can't go by rules now; can we, Betty?"

"Oh, I suppose not."

"I'm going to take the box home with us," Mollie declared. "It may have been washed ashore from some ship, and there may be nothing in it but——"

"Tobacco!" exclaimed Grace with a laugh.

"Tobacco?" questioned the others in a chorus.

"It looks just like a tobacco box," the chocolate-loving girl went on. "But perhaps it isn't."

"Of course it isn't!" declared Mollie.

"I'm sure it contains treasure," said Amy. "Oh, if it should! Wouldn't the old lobsterman be surprised?"