Now the sun lay directly behind Kate Cumberland and in order to look at
her closely the doctor had to shade his weak eyes and pucker his brows;
for from beneath her wide sombrero there rolled a cloud of golden hair
as bright as the sunshine itself--a sad strain upon the visual nerve of
Doctor Randall Byrne. He repeated her name, bowed, and when he
straightened, blinked again. As if she appreciated that strain upon his
eyes she stepped closer, and entered the shadow.

"Doctor Hardin is not in town," she said, "and I have to bring a
physician out to the ranch at once; my father is critically ill."

Randall Byrne rubbed his lean chin.

"I am not practicing at present," he said reluctantly. Then he saw that
she was watching him closely, weighing him with her eyes, and it came to
the mind of Randall Byrne that he was not a large man and might not
incline the scale far from the horizontal.

"I am hardly equipped--" began Byrne.

"You will not need equipment," she interrupted. "His trouble lies in his
nerves and the state of his mind."

A slight gleam lighted the eyes of the doctor.

"Ah," he murmured. "The mind?"

"Yes."

He rubbed his bloodless hands slowly together, and when he spoke his