continued the headlong course. And now a more
barren country was around them. Sandy ridges and
scrubby grass appeared everywhere, reminding Dick of
the place where he had been so ill. Rocks, too, were
scattered about, and at one place the horse dashed
with clattering hoofs between a couple of rocky sand-hills which, for
a few
seconds, hid the prairie from
view. Here the mustang suddenly shied with such
violence that his rider was nearly thrown, while a