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RALPH TYLER EN 1949 E HILDA TABA EN 1962. (15h 46min, jan 1, 1949 y – 13h 56min, jan 5, 1962 y)
Added to timeline:
23 Jan 2018
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ORÍGENES DE LA CONCEPCIÓN Y PRÁCTICA DEL CURRICULUM
Date:
15h 46min, jan 1, 1949 y
13h 56min, jan 5, 1962 y
~ 13 years
