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1 gen 1880 anni - Incandescent lights go into mass production

Descrizione:

A day's wages could buy 7 hours of light with Spermaceti compared with incandescents 1200 hours for the same price

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Light Timeline

ByKaroline Herkamp

9 apr 2021

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277

Data:

1 gen 1880 anni

Adesso

~ 145 years ago

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