About four o'clock in the afternoon
It looked like a mound of earth supported on logs about two feet high . The only way of getting into one of these little fortifications was through an underground passage-way which led from the stables . With these arrangements for their defence a few well-armed and determined men could hold their own against all the raiders that could get around them . About four o'clock in the afternoon Bob and his troopers came within sight of one of these stations , and as soon as their eyes rested upon it they drew up their horses with a jerk , at the same time uttering exclamations of astonishment and delight . Standing in front of the open door were several men dressed in the uniform of the regular army . They seemed to be holding a consultation , and so deeply engrossed were they with their deliberations that they did not notice the approach of the troopers , although the latter had stopped their horses on the summit of a high ridge in plain view of them . `` I wonder if those are our men ? ''