"You used to tell in those days, Colonel sahib bahadur," he said, addressing Monty with that full-measured compliment that the chivalrous, old East still cherishes, "of a castle of your ancestors in these parts. Do you remember, when I showed you the ruins of my family place in Rajputana, how you stood beside me on the heights, sahib, and vowed some day to hunt for that Crusaders' nest, as you called it?"
"That is the immediate purpose of this trip of ours," said Monty.
"Ah!" said the Rajput, and was silent for about a minute. Fred Oakes began to hum through his nose. He has a ridiculous belief that doing that throws keen inquirers off a scent.
"Colonel sahib, since I was a little butcha not as high as your knee I have spoken English and sat at the feet of British officers. Little enough I know, but by the beard of God's prophet I know this: when a British colonel sahib speaks of 'immediate purposes,' there are hidden purposes of greater importance!"
"That well may be," said Monty gravely. "I remember you always were a student of significant details, Rustum Khan."
"There was a time when I was in your honor's confidence."
Monty smiled.
"That was years ago. What are you doing here, Rustum Khan?"
"A fair enough question! I hang my head. As you know, sahib, I am a rangar. My people were all Sikhs for several generations back. We converts to Islam are usually more thorough-going than born Moslems are. I started to make the pilgrimage to Mecca, riding over-
