days." And this remark made Nellie blush as deeply as had Dora. Sam said something, too, to Grace about a ring, at which she laughed merrily and slapped his face. But when the boys were in the biplane and ready to sail away, and he held up a finger with a ring on it and looked at her questioningly—and longingly—she gave a quick little nod of her curly head.
"All ready?" asked Dick, at last.
"All ready!" replied his brothers.
"Then start her up!" cried the oldest Rover boy, and the others gave a turn to the propellers. Bang! bang! bang! went the engine, and Sam and Tom rushed to their seats.
"Come again soon!" cried the girls.
"Just as soon as we can!" was the answer.
"Be careful!" pleaded Dora. "Please, please be careful!"
"We'll look out—don't worry," answered Dick. He had to shout, to make himself heard above the noise of the motor. Then came the usual whizz and rush, and a few seconds later the Rover boys were once more in the air and bound for Brill.
Dick would have been pleased could he have allowed his mind to linger on the conversation he had had with Dora, but he soon found this out of the question. The wind had come up again, and was now blowing as strongly as ever, and he
