...ching our slow and steady approach. On the 13th inference and conjecture became a certainty. D. H. Hill lost one copy of Lee's order of march and it was brought to McClellan. That order sent Stonewall Jackson west from Frederick City, through Middletown, to recross the Potomac near Sharpsburg, choke the Baltimore & Ohio Railroad, capture Julius White at Martinsburg, and then close in on Harper's Ferry...