brigades to watch him, and withdraw with the three others, but should he not appear to be moving northward, I think you had better withdraw this side of the mountain to-morrow night, cross at Shepherdstown next day, and move over to Fredericktown.
"You will, however, be able to judge whether you can pass around their army without hindrance, doing them all the damage you can, and cross the river east of the mountains. In either case, after crossing the river, you must move on and feel the right of Ewell's troops, collecting information, provisions, etc.
"Give instructions to the commander of the brigades left behind to watch the flank and rear of the army, and (in the event of the enemy leaving their front) retire from the mountains west of the Shenandoah, leaving sufficient pickets to guard the passes, and bringing everything clean along the Valley, closing upon the rear of the army.
"I am very respectfully and truly yours,
Thus, in the very last communication received by General Stuart from General Lee, the order was emphatically given that as soon as he crossed the river, he should place his command on Ewell's right and march with him towards the Susquehanna.
The Commanding General indicated Frederick as Stuart's first objective, and he thought he had better cross the river at Shepherdstown, but gave him the option of crossing east of the Blue Ridge if he could do so without hindrance. General Stuart found Hooker's army in the way a big "hindrance" surely but yet chose to cross east of the Ridge, thus cutting himself off from both Ewell and Lee.
Now, the first question is, did General Stuart carry out the above instruction and do these things? The history of the campaign shows that he did none of these things. He was not on Ewell's right in the march towards the Susquehanna; he did not guard his flank; he did not keep him advised of the movements of the enemy. The second question is, did General Lee give Stuart discretion to take such a route as, in the event, prevented his carrying out these instructions? Was he allowed to
