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Charles A. Spencer (30 mar 1850 año – 18 jul 1850 año)

Descripción:

Charles A. Spencer was an American that had built great optical equipment and founded a industry around this time.

Añadido al timeline:

Microscope

2 nov 2017

0

0

565

fecha:

30 mar 1850 año

18 jul 1850 año

~ 3 months and 20 days

Fotos:

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