It was a scene for, uh, well, the socially prominent, the upper class--who attended these functions perhaps because they felt obligated rather than because of a genuine interest in theater. But, in the 1860s, something else started to occur: the middle-class population began to grow--and...
But, in the 1860s, something else started to occur:the middle-class population began to grow—and they were looking for a source of entertainment.Keep that in mind while I talk about a theater owner named William Wheatley.In 1866, William Wheatley had this show, uh… and it was different...
Black slaves, inadequately clothed and fed, exhausted all their strength for cotton picking under guns and whips. In 1860, cotton production in the US was 130 times what it had been in 1800, behind which was the unimaginable physical and mental devastation of the blacks. The value of labor ...
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Growing Out and Up Public transportation gave rise to suburbs, living areas on the outskirts of a city. The Brooklyn Bridge was completed in 1883, linking Manhattan to Brooklyn. In 1885, architects in Chicago built the first skyscraper. By 1900, steel-framed skyscrapers up to 30 stories high...
athe old way of sorting was by hand. people simply looked under the piles of kimberlite watching out for what they thought were diamonds. now x-ray technology is used to do the first levels of sorting, which speeds up the process a olt. 老方式排序用手是。 人们简单地看了在金伯利岩之下提...
of slavery in the United States for eighty years. The simple fact of the matter was thatNational Securitydepended upon slavery at the time: the North needed the South to be a functioning economic unit of the Union, if unity was to have any value in staving off the great powers of Europe...
that is, those that are among the 500 largest as reported on the Standard & Poor's index. 一个世纪前,大公司的平均预期寿命是50年; A century ago the average life expectancy for a major corporation was 50 years; 到2015年,这个数字下降到了15年。 by 2015 it had declined to 15 years. 简...
For one population, we tracked adult mortality, whole-plant reproductive allocation, the number of stems, and plant size for 2 years. In a field experiment, we created artificial streams to test whether vegetative reproduction via stem fragments was sex-biased.We found a consistent 2:1 female ...
Freckleton arrived after a long journey to a posh hotel “denominated either Royal or Imperial of course”. He had tea and went to bed, carrying in his hands his own dirty boots in which he had walked all the day. On receiving his bill from the maid the next morning he was dismayed ...