degrees, to bring up at last at the edge of a pool of black water and mud.
Fortunately he was not hurt, although the roll had dazed him and cut short his wind. As soon as he could he leaped to his feet and gazed around him.
The horse he had heard lay half in and half out of the mud. Its leg was caught between two rocks, and it was trying frantically to free itself. It was his own beast, and at once recognized him.
"Whoa there!" cried Rasco, and did all he could to soothe the animal. The horse appeared to understand that assistance was at hand, and became quiet, while Rasco quickly released the locked leg and the beast floundered up to a safe footing.
"Well, we're in a pocket, 'pears ter me," reflected the man of the plains as he gazed about him. On three sides the walls of the hole were very nearly perpendicular, on the fourth the slant was as previously stated, but here the soil was spongy and treacherous.
"Hang me ef I'm a-goin' ter stay here all day," muttered Rasco, after a view of the situation. "Come, boy, it's up thet slope or nuthin'," and he leaped on the horse's back and urged him forward on a run.
Twice did the horse try to ascend to the plain
