Stamp Series

National Parks Centennial stamps

National Parks Centennial

On March 1, 1972, the USPS issued the first stamp in a new series honoring the 100th anniversary of the world’s first national park. Exactly 100 years earlier, Congress established Yellowstone as a national park to protect its unusual features and resources.

American Arts Series

American Arts Series

On February 28, 1973, the USPS issued the first of seven stamps in its new American Arts Series. The stamps in the series honored artists from several different genres, including painting, music writing, and filmmaking.