He said positively to Battle Ax, his scraggy buckskin cow pony, that they would ride to the summit of this one bluff, and that it should be the last. But he had said the same thing many times since striking the barren hill region flanking both sides of the river. Hump after hump had been surmounted since the sound of the first promise had tickled the ears of the tired bronco, humps as alike as the two humps of a Bactrian camel, the monotonous continuity of which might very well have confused the mind of one less at home on these ranges than George Williston.