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jul 20, 1928 - Descubrimiento de la Penicilina

Description:

Alexander Fleming

Added to timeline:

Biologia Linea del tiempo de acontecimientos CW 2018-2019

By5o. DE BACHILLERATO/ JURGEN ALEJANDRO FIGUEROA NAVARRO
31 Aug 2018
0
0
5152

Date:

jul 20, 1928
Now
~ 96 years ago
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