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23 Jan 1870 Jahr - Ellen Richards

Beschreibung:

Pionera de la ingeniería ambirntal y precursora de la ciencia ecoógica moderna

Zugefügt zum Band der Zeit:

Historia de la Ingeniería

ByCiencia tecnologia desarrollo
23 Jan 2019
1
0
746

Datum:

23 Jan 1870 Jahr
Jetzt
~ 155 years ago

Abbildungen:

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