They waited. For two days and nights, crouching behind a rock topped with a growth of mesquite, and with the cliff at my back, suffering agonies of thirst and absolutely hopeless of deliverance, I fought the fellows at long range, firing occasionally at the smoke of their rifles, as they did at that of mine. Of course, I did not dare to close my eyes at night, and lack of sleep was a keen torture. "I remember the morning of the third day, which I knew was to be my last. I remember, rather indistinctly, that in my desperation and delirium I sprang out into the open and began firing my repeating rifle without seeing anybody to fire at. And I remember no more of that fight. "The next thing that I recollect was my pulling myself out of a river just at nightfall. I had not a rag of clothing and knew nothing of my whereabouts, but all that night I traveled, cold and footsore, toward the north. At daybreak I found myself at Fort C. F. Smith, my destination, but without my dispatches. The first man that I met was a sergeant named William Briscoe, whom I knew very well. You can fancy his astonishment at seeing me in that condition, and my own at his asking who the devil I was. "'Dave Duck,' I answered; 'who should I be?' "He stared like an owl. "'You do look it,' he said, and I observed that he drew a little away from me. 'What's up?' he added. "I told him what had happened to me the day before. He heard me through, still staring; then he said: