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jan 6, 1945 - Aprobación del método

Description:

Se aprueba oficialmente el método TSG Gisela Konopka pionera en el mismo.

Added to timeline:

T.S de grupo

ByANGELA MARCELA LIBERATO LÓPEZ

28 May 2018

0

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1268

Date:

jan 6, 1945

Now

~ 81 years ago

Images:

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