but three minds always work better then one so as we figured out the best way to built it we would test it ourselves. The Pratt truss was first developed in 1844 under patent of Thomas and Caleb Pratt. Since the 1840s through the early twentieth century‚ the Pratt has diagonals in tension‚ verticals in compression‚ except for the hip verticals immediately adjacent to the inclined end posts of the bridge. Pratt trusses were initially built as a combination wood and iron truss‚ but were soon constructed
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Inventions of the 20th century Light Switch Tired of using old your old push-button light switch? As of 1916 William J. Newton and Morris Goldberg have come out with a new and improved patented light switch. Instead of pushing a button‚ all you have to do is either flick it up or down‚ and you’re light will automatically turn on. It’s now safer than the old push-button because it won’t control the whole mechanism directly‚ but instead through a series of springs and levers. Get your own revamped
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Immigrants flooded into the United States during the late nineteenth century and early twentieth century‚ providing cheap labor‚ creating an economic boom‚ and making the United States a global superpower (Gale). Although immigrants enabled the industrial revolution‚ most Americans believed the immigrants were a threat: “They worried that the newcomers carried or spread disease‚ they were disturbed because the immigrants followed different religions and customs‚ and they felt outnumbered by the large
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suit their roles in society (except the important festivals or ritual ceremonies‚ weddings..). One of the most ancient dress was wearing by women until the early twentieth century is " Ao tu than".(show pic). When the women wore “ao tu than”‚ they often took a Flat “non quai thao”‚ to suntan or as jewelry. In the 18th century‚ the man in all 3 regions of Vietnam started wearing simple-pyjama ( originated come from the South culture)‚ known as the “ Áo cánh” in the north and “Áo bà ba” in the south
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ability to reformulate itself has created a way for authors to explore and investigate ideologies and protests whilst keeping the issues contextual to the time. More has done this extremely well‚ establishing the genre at the beginning of the 16th century‚ in his novella Utopia. By using Rafael as the narrator he successfully presents his alternative of a communistic style state where everyone is equal‚ whilst keeping him safe; also convincing them that it was a non-fiction text and as a result protecting
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1900 [pic] Artwork by Remedios Varo Twentieth century music has been under lots of changes since its starting point. Inventions of electronic devices‚ using dissonance and silence‚ and creating new instruments have had a big impact on modern and postmodern music. In this essay‚ I will analyze two of the twentieth century musical pieces and highlight what I like or dislike about them. One of the most successful composers of past century is John Corigliano. Even though many composers were
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vacuum‚ but was one expression of a boarder artistic movement at the turn of the century known as Arts and Crafts” (110). In the nineteenth century‚ the Progressive reform era promoted simple architectural styles. As the era progressed society changed living styles. But did they keep them conservative or radical? “The Bungalow’s appeal was also related to dramatic changes overtaking women in late nineteenth century” (111). The supporters of the Bungalow style of architecture were radical because
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early twentieth century Southern historical analysis‚ like that of the Twelve Agrarians‚ focused on an identity outside of the nation and based in romantic‚ nostalgic notions of regional‚ state‚ and local histories. However‚ key texts in the history and historiography of the twentieth century South‚ show that understanding the local and regional experiences requires an appreciation of individualism and broader national contexts. The Southern historiography of the twentieth century exemplifies the
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and field hands while the whites were the rich wealthy land owners. As you can see this is where the Romeo and Juliet comes in; the big difference being the way that the author has taken the classic story and added an early twentieth century late nineteenth century feel. To be a Romeo and Juliet style of story there obviously is normally a tragic consequence. This part of the story is what really hit home for me because of the twist and modern feel. It doesn’t quite happen the same way. As with
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into vanity issues of the modern world to women is Cindy Sherman. Cindy Sherman‚ by turning her camera to herself‚ she can build name and become the most respected photographer in the late twentieth century. Knowing why she the most respected photographer in the late twentieth century because she not only uses self-portraits she uses other object for help the modern world that has issues that most
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