Now they watched first the settling and then the expansion of the body of their big cousin. His shoulders began to tremble; they heard deep, harsh panting like the breathing of a horse as it tugs a ponderous load up a hill, and still he had not reached the limit of his power. He seemed to grow into the soil, and his feet ground deeper into the soft dirt, and ever there was something in him remaining to be tapped. It seemed to the brothers to be merely vast, unexplored recesses of muscle, but even then it was a prodigious thing to watch the strain on the stump increase moment by moment. That something of the spirit was being called upon to aid in the work was quite beyond their comprehension.
There was something like a groan from Bull--a queer, animal sound that made all three spectators s
