Unused, Union patriotic cover printed on light blue paper. The main theme is a vignette with a spread winged eagle perched on top of an American shield, with stars above and the motto, E. Pluribus unum. United States of American is printed inside of a banner at the top of the cover. Below is a patriotic motif with American flags, shield, etc. Printed at the upper center is "The War For The Union" done in large stars and stripes lettering. Imprint on the flap on the reverse, Manufactured by Reagles & Co., 1 Chambers St., N.Y. Light age toning and wear with some small stains. Complete cover with the full back flap. Nice design.