setback buttress

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Leonardo da Vinci (1452-1519), Italian Renaissance painter from Florence. Engraving by Cosomo Colombini (d. 1812) after a Leonardo self portrait. Ca. 1500.

10 Famous Artworks by Leonardo da Vinci

World Data Locator Map: Australia

Is Australia an Island?

Calendar marking march 15th

22 Questions About Time and Timekeeping Answered

Camel at Khor Rori, Oman; mammal.

Do Camels Store Water in Their Humps?

airplane in flight (plane, aircraft, flying)

7 Puzzling Plane Disappearances

World map. Continents. Oceans. Mendel thumb ok

Just How Many Oceans Are There?

African Americans demonstrating for voting rights in front of the White House as police and others watch, March 12, 1965. One sign reads, "We demand the right to vote everywhere." Voting Rights Act, civil rights.

Timeline of the American Civil Rights Movement

setback buttress

architecture

Learn about this topic in these articles:

use in construction

In buttress
angle, clasping, and setback—that support intersecting walls.
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