Puzzle for September 18, 2008

Today in 1793, George Washington lays the cornerstone to the United States Capitol building, the home of the legislative branch of American government. The building would take nearly a century to complete, as architects came and went, the British set fire to it and it was called into use during the Civil War. Today, the Capitol building, with its famous cast-iron dome and important collection of American art, is part of the Capitol Complex, which includes six Congressional office buildings and three Library of Congress buildings, all developed in the 19th and 20th centuries.

The first session of Congress wasn't until November 22, 1800. How many days did it take to build the Capital?

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