<P> The United States Capitol cornerstone laying was the ceremonial placement of the cornerstone of the United States Capitol on September 18 , 1793 . The cornerstone was laid by president of the United States George Washington , assisted by the Grand Master of Maryland Joseph Clark , in a Masonic ritual . </P>
<P> The United States Capitol cornerstone laying was the ceremonial placement of the cornerstone of the United States Capitol on September 18 , 1793 . The cornerstone was laid by president of the United States George Washington , assisted by the Grand Master of Maryland Joseph Clark , in a Masonic ritual . </P>
who laid the cornerstone of the us capitol
who laid the cornerstone of the us capitol
president of the United States George Washington Grand Master of Maryland Joseph Clark
president of the United States George Washington Grand Master of Maryland Joseph Clark