...e apprehension that he would be compelled to fall back from this point, and represented that, if so, his position at Snyder's Mills would be untenable, and said: I have about sixty days provisions at Vicksburgh and. Snyder's. I respectfully await your instructions. I immediately replied, May seventeenth: If Haynes's Bluff be untenable, Vicksburgh is of no value and cannot be held. If, therefore, you ...