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Iron could now be smelted
date is not exact -
World's first cast iron bridge
not exact date -
First steam powered ship to cross the atlantic ocean
not exact date -
Railroads were invented
not exact date -
Time Alfred Marshal was born
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Time Alfred Weber was born
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Theory of location of industries was created
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time Alfred Marshal died
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Start of Fordist
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time Alfred Weber died
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End of Fordist
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Oil supply crisis 1970s
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Econiomic downturn
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China has the worlds second largest economy
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ABC news made a segment called " Made in America "