pointed to the scuttle through which the procession had come.
"Say something, Tom—I mean Mr. Swift," appealed Mary Nestor, in a whisper, to our hero. "Can't you give some sort of a lecture? The girls are just crazy to hear about the airship, and this ogress won't let us. Say something!"
"I—I don't know what to say," stammered Tom.
But he was saved the necessity for just then several women, evidently other teachers, came out on the roof.
"Oh, an airship!" exclaimed one. "How lovely! We thought it was an earthquake, and we were afraid to come up for quite a while. But an airship! I've always wanted to see one, and now I have an opportunity. It will be just the thing for my physical geography and natural history class. Young ladies, attention, and I will explain certain things to you."
"Miss Delafield, do you understand enough about an airship to lecture on one?" asked Miss Perkman smartly.
"Enough so that my class may benefit," answered the other teacher, who was quite pretty.
"Ahem! That is sufficient, and a different matter," conceded Miss Perkman. "Young ladies, give your undivided attention to Miss Dela-
