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16 h 28 abr 1850 año - Discovery of how to make efficient steel

Descripción:

| WHO: | both Henry Bessemer in England and William Kelly in US | HOW: | blasting air through molten iron makes good steel

Añadido al timeline:

AP US History

ByZoe
10 may 2018
1
0
1508

fecha:

16 h 28 abr 1850 año
Ahora mismo
~ 175 years ago
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