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Il y a 1 jour · Origin and historical locations Bell's personal research after the telephone Bell's 1893 Volta Bureau building in Washington, D.C.. In 1880, when the French government awarded Alexander Graham Bell the Volta Prize of 50,000 francs for the invention of the telephone (equivalent to about US$10,000 at the time, or about $330,000 now), he used the award to fund the Volta Laboratory (also known as ...
Il y a 1 jour · When cotton was king during the 1850s, Mississippi plantation owners—especially those of the Delta and Black Belt central regions—became wealthy due to the high fertility of the soil, the high price of cotton on the international market, and free labor gained through their holding enslaved African Americans. They used some of their profits to buy more cotton land and more slaves. The ...
Il y a 1 jour · San Bernardino County ( / sæn ˌbɜːrnəˈdiːnoʊ / ⓘ SAN BUR-nə-DEE-noh ), officially the County of San Bernardino, is a county located in the southern portion of the U.S. state of California, and is located within the Inland Empire area. As of the 2020 U.S. Census, the population was 2,181,654, [9] making it the fifth-most populous ...
