"If it does spread I shall be on the spot to grapple with it," said Dr. Marshall.--"What an excellent plan, Mrs. Brett, and how exactly like you!--Now then, young ladies, the sooner you pack up the better. You needn't take a great many things; they can be sent to you afterwards. The great thing is to get away. It may be in the air; it may be--we cannot tell what; but the sooner all of you young people are out of Sunnyside the safer it will be."