South Portico.

ID: 4957 ~ Creator: Zachary Burt. ~ Date: January 28, 2017.

This file appears in: Old Patent Office: One of the finest Greek Revival structures in the nation, the Patent Office is now home to the National Portrait Gallery and National Museum of American Art.

This file appears in: Old Patent Office: One of the finest Greek Revival structures in the nation, the Patent Office is now home to the National Portrait Gallery and National Museum of American Art.

Old Patent Office: One of the finest Greek Revival structures in the nation, the Patent Office is now home to the National Portrait Gallery and National Museum of American Art.

By The DC Historic Sites team

While it’s currently the National Portrait Gallery and the Smithsonian American Art Museum, the Old Patent Office reflects an era when scientific invention propelled the American economy and began to…