FIRST DAY OF ISSUE  CHAMPION OF LIBERTY -- 1778-1850 4-cent Stamp Block, Honoring Jose De San Martin, Hero of the Andeswith Illustration of Jose De San Martin Issued at Washington, DC Feb 25, 1959. FDC U.S. 4-cent stamp honoring Jose De San Martin, Hero of the Andes. Block of 4 stamps. Postmarked Washington DC Feb 25, 1959 Please shop our ever expanding store! Be sure to add us to your favorites list! Thank you. Powered by Turbo Lister The free listing tool. List your items fast and easy and manage your active items.