So Simpson put his legs down inside, hung, and dropped into the vestibule. Rockwell and Merriam followed.

Straightening himself up inside, Merriam found Rockwell facing the door of the right-hand apartment.

"This is Jennie's!" he whispered.

CHAPTER XVIII

JENNIE

Rockwell knocked twice. A girl with a thin, dark face peeped out.

"Hello, Margery," said Rockwell.

"Oh, how d'you do?" said the girl, recognizing the speaker. Relief was mingled in her tone with continuing caution. "Who's with you?"

"Friends," said Rockwell. "Mr. Merriam, the Senator's double. And Simpson."

"Simpson can't come here!" said Margery sharply.