...n as certain arrangements can be made. I may go at any moment to any point where it may be necessary. Custis is engaged on the works around this city, and many of our old friends are dropping in. E. P. Alexander is here. Jimmy Hill, Alston, Jenifer, etc., and I hear that my old colonel, A. S. Johnston, is crossing the plains from California. Preparations for the advance of the Federal army of the Poto...