Alcoa - The aluminum cap atop the Washington Monument was installed in 1884, and it remains in service today. It's pictured here during a flag raising ceremony in 1934. #FlagDay | Facebook
History & Culture - Washington Monument (U.S. National Park Service)
The view from the Washington Monument.
There is a 9-inch aluminum pyramid atop the Washington Monument. | Interesting Facts
The Cast Aluminum Cap on the Washington Monument | Metallography, Microstructure, and Analysis
A History of the Aluminum Cap of the Washington Monument
DVIDS - Images - Lantern Slide 19: Capstone and aluminum tip of the Washington Monument. [Image 11 of 20]
A Precious Tip - Twelve Mile Circle - An Appreciation of Unusual Places
Washington Monument Reopens After Years of Earthquake Repairs - Cool Photos! - Good News Network
DidYouKnow there are words inscribed at the top of the Washington Monument? On the aluminum cap at the top, are displayed two words: Laus Deo. Two... | By WFJX 910 AM &
File:Washington Monument aluminum tip.jpg - Wikipedia
American Council of the Blind - A model of the inscribed aluminum cap that sits at the top of the Washington Monument. | Facebook
Washington Monument. Men examining aluminum cap of Washington Monument | Library of Congress
Washington's Monumental Secret
Scaling the Washington Monument Twice in a Century | NIST
When completed in 1884 the Washington monument was capped with a brick of the most precious metal in the world at the time - Aluminum! It was so precious that Tiffany's in
Hey Spider-Man: About the Top of the Washington Monument...
The Age of Aluminum: ALCOA | Pennsylvania Center for the Book
Washington Monument. Aluminum cap of Washington Monument with lightning rods IV | Library of Congress
Materials Witness: The Point of a Monument: A History of the Aluminum Cap of the Washington Monument
Aluminium Apex on the Washington Monument, 1934, Theodor Horydczak
DVIDS - Images - Lantern Slide 20: Capstone and aluminum tip of the Washington Monument. [Image 4 of 20]