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Khan Academy
Khan Academy: Art History: Ancient Greece: Hellenistic: Laocoon and His Sons
This video [3:42] discusses Athanadoros, Hagesandros, and Polydoros of Rhodes's, Laocoon and his Sons, early first century C.E., marble, 7'10 1/2" high (Vatican Museums). Speakers: Dr. Steven Zucker & Dr. Beth Harris.