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1 janv. 1840 - 1840, Roebling John Augustus, Ponte sospeso con cavi d'acciaio, Pittsburgh, U.S.A.

Ajouté au bande de temps:

1830-1850

ByLorenzo
15 janv. 2020

Date:

1 janv. 1840
Maintenaint
~ Il y a 184 ans
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