... The same day Ewell was ordered toward the Susquehanna and told if Harrisburg comes within your means, capture it. Stuart was to go to Ewell's right flank on the Susquehanna, provided (Lee wrote Longstreet ) he could be spared from his front, and that he could move across the Potomac if Longstreet thought he could do so without disclosing Lee's plans. He was then guarding Longstreet's front and flank,...