...ed first about Hunter's Mills, and around Peacock and Freedom hills. Disgusted at coming across none of the enemy, they pushed for Fairfax Court-House, where they found a body of cavalry pickets. Capt. North threw up a signal light, and gave the command of "fire. " This bold demonstration frightened the mounted pickets. Returning the fire, they plunged spurs into their horses and sped away at their utm...