Exchange of Pri§oners.A recent correspondence betweenthe Confederate and United States commissioners of Exchange has been published in most of our Exchange papers. Judge Ould, the Confederate Commissioner, convicts General Meredith, United States Commissioner, of numerous blunders and downright falsehoods. In some cases he cites written evidence, and of others he says: “If the fact is denied at any time, I stand prepared to prove it.” After which the facts arc not denied by Meredith. We have seldom seen a correspondence manifest so utter a disregard of truth as Meredith’s letters. After exposing all, his misstatements, JudgeOuld says, in a letter dated 31st October:“The purpose of your letter is apparent. It has been well known for along time that your authorities are opposed to a fair and regular exchange of prisoners under the cartel. In rejecting my proposition you have endeavored to conceal, under a cloud of vauge charges and unfounded statements, the determination at which your government has long since arrived. Why not be frank once? Why not say without any further subterfuges, that you have reached the conclusion that our officers and soldiers are more valuable, man for man than yours.”No reply has been received to this letter, written seven weeks ago. The motive attributed to the Yankee Government by Judge Ould is no doubt the true one. Our troops are generally men of character and standing, who have sorrowing friends at home. The Yankee troops are generally the off-scourings of the world, for whom nobody cares. But the inhumanity of the Yankee Government in thus allowing its own soldiers to remain in imprisonment, when it might get them out by fair exchange, is none the less disgraceful to it. But can we expect anything erood to come out of Yankee-