History 152 - Lecture 6

History 152 - Lecture 6 - Lecture Six The City and its...

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Unformatted text preview: Lecture # Six: The City and its inhabitants I. Brooklyn Bridge A. Begun in 1869 by John Roebling who died before it was completed B. Brooklyn bridge opened May 1883: symbol of urban landscape C. Hailed one of the wonders of the world D. Took 14 years to complete and cost the lives of 20 men E. 300 workers who worked around the clock in 3 shifts a day for $2 a day F. To sink the foundation into the riverbed, workers tunneled down through the mud and debris in reinforced boxes called caissons: open at the bottom and pressurized to keep the water from flowing in. G. Workers began to develop a malady they called the bends, because it left them doubled over in pain after they came to the surface H. Scientists later discovered that nitrogen bubbles caught in the bloodstream and it could be prevented if the men came up slowly to allow for decompression. I. Washington Roebling took over as chief engineer after his father, worked 12-14 hours a day, six days a week. He got the bends and became an invalid, directing the completion of the building from his hospital room, with a telescope II. The Rise of the City A. William Jennings Bryan: Cities could burn down without fundamentally hurting American society B. Early def of urban: more than 2,500 C. By 1910 fifty cities over 100,000 D. Tenth ward on New York’s lower East side – density of 747 persons per acre E. Skyscraper: 1913 woolworth building 58 stories high...
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History 152 - Lecture 6 - Lecture Six The City and its...

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