Set them to constructing roads, to assist on earthworks, utilize them into transporters of provisions, or hospital attendants. They are acclimated, and used to labor under a sun that will pour down disease and disaster on our hitherto unaccustomed Northern troops. Nor could their loyalty be a very questionable point. Whatever their previous attachment to their masters, their love for Liberty would transcend it, and they would pretty speedily recognize the fact that they were assisting in behalf of a Power destined most assuredly to work out that Liberty for them "to the full."I am, Sir, yours respectfully,Jacob Wrey MouldNo. 75 East Twenty-sixth street, N.Y.