Hardwick looked around on the mantel and in several other places.
"It's gone."
He came over and shook the door.
"See if the key is on the inside of the lock," suggested Ferris.
At these words Hal put down his hand and felt to make sure that the key was turned to one side.
"I can't see anything," said Hardwick, after an examination.
"Then Jackson must have put it in his pocket," said Churchley.
"Perhaps it was nothing but a rat after all," said Ferris.
"I have half a mind to run up and ask Jackson," said Hardwick. "He lives right on the floor above."
"Oh, don't bother!" returned Churchley. "If it's a rat you may be sure he has gone back to his hole long ago."