U.S. Stamps First Day of Issue 2021 Calendar

This calendar includes images of 365 U. S. postage stamps, one for each day of the year. The stamps were first issued under the dates shown. Learn about U. S. history and culture through these stamps or enjoy the visual postal art through pictures, designs, and colors. To find out more about the persons or events depicted on the stamps, log onto the National Postal Museum website (https: //postalmuseum.si.edu/) and enter the catalog number that appears below the stamp image