But he seemed to be a long while gone. Rex left his position by Sydney and went to the window. By leaning very far out he could just see over the heavy stone still to the street below. But it was quite impossible to recognize any one at that distance.
He wriggled back till his feet touched the floor again, and then returned to take up his watch by Sydney once more. He wished that Roy was with him. Though they were twins he felt that his brother possessed twice the self reliance in emergencies that he did.
“I wonder if I ought to telegraph to mother,” was his next thought.
Then he heard the door of the elevator slide back, and the next instant Scott Bowman appeared, accompanied by a short man with side whiskers and spectacles.
CHAPTER IX
THE MYSTERY ABOUT SYDNEY
The boys stood by in anxious suspense while the doctor made his examination.
“It is utter collapse from severe mental strain,” he said after a minute. “He will come around presently.”
He wrote out a prescription and gave it to Scott to take out for him and then turned to Rex.
“You are Mr. Pell’s brother, I believe?” he said.
“Yes,” answered Rex, for the fact that there was no blood relation between them was one that very seldom recurred to the boys’ minds.