... marched south, be prepared with boats to send me supplies from Ponchartrain, and have the navy look out for my fires and rocket signals along the east side of Mobile Bay, as high up as Old Blakely. W. T. Sherman , Major-General. The last letter written by General Sherman to General Grant before cutting loose from Atlanta, was dated November 6th. It is referred to in the Memoirs, but not quoted. It...