24"x36" Gallery Poster, 1873 U.S. Coast Survey Map of the Delta of the Mississippi RiverGulfCoast uscs 1873

24"x36" Poster Printed on museum-quality photo paper 4x thicker than typical store-bought poster (0.22mm vs 0.05mm) Produced using archival-grade ink rated for 80+ year fade resistance Shipped in mailing tube to prevent bending