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Skyscrapers Inquiry Unit
A tablet of neo-Babylonian mathematical text that references, The Etemenanki, a ziggurat presumed to be the biblical “Tower of Babel”, or the "House of the Foundation of Heaven and Earth" (Genesi…
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Skyscrapers Inquiry Unit
Ryerson and Burnham Archives, The Art Institute of Chicago - Manuscript/Typescript written by architect Jenney, William Le Baron highlights “Chicago Construction” or “Steel Skeleton Constructio…
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Skyscrapers Inquiry Unit
English inventor Henry Bessemer’s US patent for the Manufacture of Iron and Steel. Henry Bessemer is well-known for inventing the first process to mass-produce steel inexpensively. This patent, howe…
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Skyscrapers Inquiry Unit
US inventor William Kelly’s US patent for the “Manuf. of Iron & Steel.” Significant debate has ensued over this patent, as a year earlier, in 1856, Henry Bessemer of London, England had ob…
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Skyscrapers Inquiry Unit
Ryerson and Burnham Archives, The Art Institute of Chicago – "The Home Insurance Bldg. was the first of the tall fireproof buildings to be erected in the West,” states Jenney, William Le Baron in…
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Skyscrapers Inquiry Unit
Photograph of the Tacoma Building and George A. Fuller. George A. Fuller wanted to solve the problem of load-bearing capacities, and in 1889, he built the 13-story Tacoma Building, completely with Bes…
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Skyscrapers Inquiry Unit
Article from The Iron Age, October 11, 1900, page 16-18, that highlights the construction of a Bessemer Plant in Youngstown, Ohio. Visit Source 1 Visit Source 2 Download PDF…
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Skyscrapers Inquiry Unit
Patent, by African American inventor Alexander Miles, for new and useful improvements in elevators. The patent relates to mechanisms for closing the openings to the shafts of passenger and freight ele…
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Skyscrapers Inquiry Unit
Article that highlights the history and development of the electric elevator. Visit Source Download PDF…
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Electric Lighting Inquiry Unit
An illustration of testing the first incandescent lamp in Edison's lab. Download PDF Visit Source…
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