At the words Josiah Crabtree sprang a foot into the air and dodged into a corner. All of the cadets leaped to their feet.

“Did—did you—see the tiger?” questioned the teacher, faintly.

“Where’s the tiger?” roared several boys.

“Must be trying to come into the window,” shouted Andy, catching the spirit of the joke.

“Ke—ke—keep him ou—ou—out!” spluttered Josiah Crabtree. “Do—don’t let him get in here!”

“It is gone now,” said Pepper. “Must have been something else!” And he winked broadly at his friends, so that none of them might be alarmed.

“Are you—you sure, Ditmore?”

“Yes, sir.”

“This is awful!” murmured Josiah Crabtree, wiping the cold perspiration from his forehead.

“Oh, we can study anyway,” murmured Pepper.