.... M----, Major Ruffin's commissary agent, denies selling government beef to the butchers; of course it was his own. But he has been ordered not to sell any more, while buying for the government. Mr. Rouss , of Winchester, merchant, has succeeded in getting some brown cotton from the manufacturer, in Georgia, at cost, which he sells for cost and carriage to refugees. My wife got 20 yards to-day for $2...