He tore open the envelope and read.

CHAPTER XXV

[TONY STRETTON BIDS FAREWELL TO THE LEGION]

It was a long letter. Tony read it through slowly, standing in the narrow lane between the high walls of prickly pear. A look of incredulity came upon his face.

"Is all this true?" he asked, not considering at all of whom he asked the question.

"I know nothing, of course, of what is written there," replied Warrisden; "but I do not doubt its truth. The signature is, I think, sufficient guarantee."

"No doubt, no doubt," said Stretton, absently. Then he asked--

"When did you reach Ain-Sefra?"

"This morning."

"And you came quickly?"