...ntain. About two o'clock, perhaps a little later, by the order of Col. Ford, the Heights were abandoned, the guns being spiked according to instructions. On Sunday, Col. D'Utassy sent over to Maryland Heights four companies under Major Wood, who brought off, without opposition, four brass twelve-pounders, two of which were imperfectly spiked, and a wagon-load of ammunition. Gen. White, on his return t...