to cast a shadow upon another. No expense has been spared by the publishers to make the work complete and perfect in every form. The number, quality and character of the illustrations give to that department an excellence that cannot be challenged. The result of the long labor and great expense which have attended the preparation of the book, is a gratification to the editor and publishers, who cannot but feel that the public, for whose good the work has been issued, will join with them in the belief that it has a mission in the world that no other has been able to accomplish.