opus incertum

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Andrew Jackson delivering a speech while on his way to Washington, D.C., for his inauguration in 1829. From Harper's Weekly, 1881.

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The Colosseum, Rome, Italy. Giant amphitheatre built in Rome under the Flavian emperors. (ancient architecture; architectural ruins)

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Statue of Nostradamus

Nostradamus and His Prophecies

Aphrodite. Greek mythology. Sculpture. Aphrodite is the Greek goddess of love and beauty.

12 Greek Gods and Goddesses

Vincent Van Gogh, Self Portrait. Oil on canvas, 1887.

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Secret Service Agent Listens To Earpiece

Secret Service Code Names of 11 U.S. Presidents

Close up of books. Stack of books, pile of books, literature, reading. Homepage 2010, arts and entertainment, history and society

12 Novels Considered the “Greatest Book Ever Written”

opus incertum

building construction

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Roman architecture

In Western architecture: Construction
(2) Opus incertum was the most common facing for ordinary concrete walls of the 2nd and 1st centuries bce. The face of the concrete was studded with 3- to 4-inch (8- to 10-cm) irregularly shaped pieces of stone, usually tuff. (3) Opus reticulatum came into vogue…
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