"And what in the world is the Rubicon ?" "Materially, to-night, it's the railway-line between his camp and the hospital," said Tommy Raynard.

"What else it is I'll leave him to decide." She held out her hand, and Peter saw a quizzical look on her face.

He turned rather hopelessly to Julie.

"I say," he said, "didn't you _know_ it was my afternoon at the hospital ?" "Yes," said Julie, "and I knew you didn't come.

At least, I couldn't see you in any of the wards." "Oh," he exclaimed, "I thought you'd been out all the afternoon.