about four o'clock
Another half-hour and we 'll push on . '' And , though Blake fretted and fumed at the delay , he knew it would not be best to insist on having his way . Soon , however , they were in the saddle again and once more in pursuit . `` The trail is getting fresher , '' declared Hank , about four o'clock that afternoon . `` Their horses are tiring , I guess , and ours seem to be holding out pretty well . '' `` Which means -- '' began Joe . `` That we may get up to them before dark , '' went on the cowboy .