Stewards of the iconic buildings and grounds of Capitol Hill since 1793.

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U.S. Capitol Dome was constructed with 8,909,200 pounds of ironwork bolted together in a masterpiece of American will and ingenuity.
The U.S. Capitol’s dome made of cast iron was designed by Thomas U. Walter and...

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A crowd of people visiting the Capitol during visitor hours
Visitor Hours for the Buildings on Capitol Hill.

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Yellow flowers in front of the Capitol Building
The Architect of the Capitol annually publishes a wide variety of publications...

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East front of the Capitol.
Temporary House Closure

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Blog Posts Tagged 'masonry'

September 29, 2014
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Juan Sandoval and Jose Hernandez using a lewis to remove stones from Olmsted Terrace.
Addressing the stone pandemic across the Capitol campus takes a team of historic preservationists, structural engineers and stonemasons, among others.
March 18, 2013
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The quarry at Government Island provided sandstone for the construction of the White House and the U.S. Capitol building.
AOC Public Affairs Officer Matt Guilfoyle walks in the footsteps of the masons and laborers who worked the quarry at Government Island in Aquia, Virginia, to gather stone for the U.S. Capitol more...
October 18, 2012
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AOC's masons repair stone on the East Front Plaza of the U.S. Capitol at 4 a.m.
It wasn’t quite 4 a.m. when I arrived at the Capitol Building on Friday, October 12, and it was a chilly 48 degrees. While I was still adjusting to the darkness and cold the AOC stone masons were...
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