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The Great Depression began in August of 1929, when the United States economy first went into an economic recession. Although the country spent two months with declining GDP, it was not until the Wall ...
Persona
Berkely Mather (25 February 1909 – 7 March 1996) was a British author who published fifteen novels and a book of short stories. He also wrote for radio, television and the movies. Berkely Mather was i ...
Definición
To Kill a Mockingbird is a novel by Harper Lee published in 1960. It was instantly successful, winning the Pulitzer Prize, and has become a classic of modern American literature, widely read in U.S. h ...
Científico
Derrick Henry "Dick" Lehmer (February 23, 1905 – May 22, 1991) was an American mathematician who refined Édouard Lucas' work in the 1930s and devised the Lucas–Lehmer test for Mersenne p ...
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