1930s
A steam locomotive in a factory yard
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A tower of the bridge rises out of the fog
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Ironworkers handle a massive curved steel casting
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Men on the catwalk high above the water
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Two workers walk down the catwalk
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A worker on a platform beside the spinning huts
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Rigging and blocks over the deck of a ship
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A dredge bucket lifts out of the water
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A worker below a machine on the cable
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The excavation below the neighbouring buildings
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The grid of the lower steel frame
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Workers on the top of the frame
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Dignitaries at a stone block, apparently a cornerstone ceremony
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A tall column stands at the top of the frame
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The tower rises above Manhattan
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The river pours out of a diversion tunnel
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A spillway channel with an arched bridge
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Men at a bench with a bundle of wire ends
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Heavy ropes laid out on a long timber runway
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Floor beams hanging from the suspender ropes
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Columns and the derrick hook against the sky
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A drilling platform at a tunnel portal
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Wire wound tightly on a drum
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A power shovel loads dump cars
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