Early Modern Period
In the 1670s, the French devised the copper pontoon; after this point, rivers and canals ceased to present significant obstacles. The early modern period in pontoon use was dominated by the wars of the 18th and 19th centuries during which the art and science of pontoon bridging barely changed.
Read more about this topic: Pontoon Bridge
Famous quotes containing the words early, modern and/or period:
“In an early spring
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Hope gives not so much warrant, as despair
That frosts will bite them.”
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“Intellectual life is international. Only a period of discouragement, an age that has given up on itself, that wants to preserve, that has been driven onto the defensive, can be intellectually nationalist. Such a period is essentially conservative. A person who has progress in his heart is international.”
—Robert Musil (18801942)