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1 mai 1752 - Benjamin Franklin Invention

Description:

In 1752, Benjamin Franklin made the lighting rod . He tested out a theory that he would put a handkerchief to two crossed sticks of proper length into a kite. His theory didn't work out but other people tried it and it somehow worked for them.

Ajouté au bande de temps:

road to revolution

ByEVANS MARTINEZ
30 oct. 2018
1
0
484

Date:

1 mai 1752
Maintenaint
~ Il y a 273 ans

Les images:

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