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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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Inquiry Unit
When was the last time you lived without electric lights? Maybe a thunderstorm, hurricane, or blizzard caused a power outage in your neighborhood. Many of us feel so uncomfortable without electricity …
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Electric Lighting Inquiry Unit
An advertisement for the Rural Electrification Administration and a photograph showing an ERA electric meter on the side of a farmer's house. Download PDF Visit Source 1 Visit Source 2 …
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Electric Lighting Inquiry Unit
Images of old oil lamps from 1840 and 1840. Whale oil lamp, c. 1840. Mrs. Sauer putting oil in lamp, Cavalier County, N.D, Oct. 1940. Download PDF Visit Source 1 Visit Source 2 …
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Electric Lighting Inquiry Unit
A sample of some advertisements for gas lighting solutions from the 19th and 20th Century. Download PDF Visit Source 1 Visit Source 2…
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Electric Lighting Inquiry Unit
Article from volume 12, number 169 of "The Electrical Engineer" from 29 July 1891 covering the electrification of Hawaii. Download PDF Visit Source…
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Electric Lighting Inquiry Unit
An advertisement for sign lighting from Edison Lamp Works of General Electric Company. Download PDF Visit Source…
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Electric Lighting Inquiry Unit
An article by John Humphrey detailing the quality of life without electricity following Hurricane Maria in Puerto Rico. Download PDF Visit Source…
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Refrigerated Rail Car Inquiry Unit
A photo of 3 men loading strawberries into a refrigerated car and a photo of 2 men "icing" a refrigerated car, both courtesy of the Library of Congress. Download PDF Visit Source 1 Visit Sour…
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