"You don't know about Marietta?"
"No."
This decided Mole.
"Marietta is here."
"Never!" said Dick, in accents of deep mystery.
"A fact."
"Never! And who the dickens is Marietta when she is at home?"
"Mrs. Harkaway's maid, to be sure."
Dick burst out laughing at this.
"Why, Mr. Mole," he cried, "what a sly old fox you are."