The cover features a beautiful, multi-colored design that highlights San Martin's contributions to the history of Argentina and the world. With a vintage year of issue and origins in the United States, this used cover is perfect for collectors and enthusiasts alike. The cancellation type is First Day of Issue, and the certification is uncategorized. This item is categorized as Other US Stamp Covers, Covers, United States, and Stamps. Add this unique piece to your collection today and honor the legacy of Jose De San Martin.