“Now, girls,” said Miss Ladd, addressing Katherine and Hazel, “let me hear what your plan is, if you have any. If you haven’t any, we must get busy and work one out, for you must not start such an enterprise without having some idea as to how you should go about it. But I will assume that a suggestion must have come to you as to how best to get the first information we want or you would not have volunteered.”