quarries near Marble, Colorado was also used throughout the capitol for the floors. Many designs have been found in the marble including an image resembling George Washington and another of Molly Brown. Many of the windows are made of stained glass, depicting people or events related to the history of Colorado. The halls are decorated with portraits of every president of the United States, with all the presidents from George Washington to George W. Bush being painted by Lawrence Williams. Painter Sarah A. Boardman took over from Williams, and has since painted Barack Obama, Donald Trump, and Joe Biden as well. One of the contractors for the construction of the Colorado State Capitol building was Illinois building contractor William Douglas Richardson, who was the president of the W. D. Richardson Construction Company. Richardson had participated in numerous major building contracts throughout the United States, and was interconnected with the Jacob Bunn and John Whitfield Bunn network of corporations. Gallery See also State of Colorado Yule marble Wikimedia Commons: Colorado State Capitol Governor Jared Polis List of state and territorial capitols in the United States References External links Colorado General Assembly: Capitol Tours Colorado State website Biography of Elijah E. Myers, Colorado State website Civic Center Historic District (Denver, Colorado) Government of Colorado State capitols in the United States Government buildings with domes National Register of Historic Places in Denver Tourist attractions in Denver Museums in Denver Government buildings in Colorado Government buildings on the National Register of Historic Places in Colorado Historic district contributing properties in Colorado