...e been employed in this, the work might have been completed even sooner. The manufactory of Abbott & Son has been wholly given up to this work. Other portions of the plating have been made by Messrs. Corning , Winslow & Co., and Holdane & Co. Still the rapidity with which it has been completed shows what the country is capable of, if its energies were aroused. It is stated that the speed with wh...