Description: The Smithsonian National Portrait Gallery (NPG) will celebrate its 50th anniversary in 2018. Ahead of next year’s festivities, NPG unveiled an exhibition commemorating its May 1968 opening. The Smithsonian Institution Archives (SIA) provided several pieces for this gallery, including a photo of President Lyndon B. Johnson’s dedication speech on May 3rd. Check out the full
Description: Take a listen to clips from The World Is Yours episode “Early Air Mail” and its short reign under the United States Postal Service from 1916 to 1926.