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2020-09-16 01:00:45
Thomas Edison
Thomas Edison Wants to Be Sure There Are Enough Castings to Produce His Improved Phonograph He writes his chief assistant, John Kruesi, asking about the brass castings on hand, and announces he intends to close his foundry He writes his chief assistant, John Kruesi, asking about the brass castings on hand, and announces he intends to close his foundry
1892. Edison also looks for help in creating his mining operation, asking for carpentersJohn Kruesi apprenticed as a locksmith in Switzerland, and migrated to the United States where he settled in Newark, New Jersey. There he met Thomas Edison, who was impressed with the young Swiss immigrant and took a liking to him, employing him in his workshop starting in 1872. He became Edison's head machinist through his Newark and Menlo Park periods, responsible for translating Edison's numerous rough sketches into working devices. Since constructing and testing models was central to Edison's method of inventing, Kruesi's skill in doing this was critical to Edison's success as an inventor. By the late 1880s, Kruesi was General Manager of the Edison Machine Works, a company set up to produce dynamos, large electric motors, and other components of electrical illumination. In 1889 the Machine Works business moved to Schenectady, NY. However Kruesi was still assisting Edison in a variety of other projects, and Edison was hoping to get him back from Schenectady to New Jersey where Edison himself was located.One of these projects was the phonograph, one of the greatest inventions of the 19th century. Invented and patented in 1877, the Edison Phonograph Company was formed on October 8, 1887, to market Edison's machine. He introduced the Improved Phonograph by May of 1888, shortly followed by the Perfected Phonograph. The first wax cylinders Edison used were white and made of ceresin, beeswax, and stearic wax. The machine used metal castings for a number of functions. The phenomenal growth … [Click Below for Full Description]
Bookseller: The Raab Collection [United States]
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