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Mary Stevenson Cassatt was an American painter and printmaker. She was born in Allegheny ... In 1879, Diego Martelli compared her to Degas, as they both sought to depict ... Cassatt saw that works by female artists were often dismissed with contempt unless ... What every American Should Know About Women's History.
Explanation:
Answer:
it might be at least more than 20 year
A natural collapse at the end of the upper Paleolithic period was Preserved and blocked