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23 gen 1870 anni - Ellen Richards

Descrizione:

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

Aggiunto al nastro di tempo:

Historia de la Ingeniería

ByCiencia tecnologia desarrollo
23 gen 2019
1
0
746

Data:

23 gen 1870 anni
Adesso
~ 155 years ago

Immagini:

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