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Many women telegraph operators were strong supporters of women's rights, including suffrage and equal pay for equal work. Sarah Bagley became a telegraph operator in 1846 after forming the Lowell Female Labor Reform Association to support better working conditions for the women who worked in the textile mills of Lowell, Massachusetts .
The shortage of men to work as telegraph operators in the American Civil War opened up the opportunity for women of a well-paid skilled job. [76]: 274 In the UK, there was widespread employment of women as telegraph operators even earlier – from the 1850s by all the major companies. The attraction of women for the telegraph companies was that ...
The telegraph represented a disruptive innovation in the history of the United States from its invention in the 1830s onward by quickly becoming a vital part of the nation's communication infrastructure. Its relative importance declined with the spread of telephones in the 20th century.
The earliest machine for sending pictures by telegraph is credited to Scottish inventor Alexander Bain in 1848. He patented an earlier unbuilt design in 1843. [28] Frederick C. Bakewell demonstrated another fax machine with an improved design at the Great Exhibition in 1851. [29] Bain also invented a chemical printing telegraph.
October 1872: Australia is linked to the world system by a submarine telegraph line between Darwin and the Dutch East Indies (Indonesia). 1874: Thomas Edison sells his invention of quadruplex telegraph to Western Union for $10,000. It allows a total of four separate signals to be transmitted and received on a single wire at the same time (two ...
In January 1878, the Boston Telephone Dispatch Company had started hiring boys as telephone operators, starting with George Willard Croy. [5] Boys (reportedly including Nutt's husband [2]) had been very successful as telegraphy operators, but their attitude (lack of patience) and behavior (pranks and cursing) were unacceptable for live phone contact, [6] so the company began hiring women ...
The Cooke and Wheatstone telegraph was an early electrical telegraph system dating from the 1830s invented by English inventor William Fothergill Cooke and English scientist Charles Wheatstone. It was a form of needle telegraph , and the first telegraph system to be put into commercial service.
Earlier work by Agnes Pockels influenced the development of the trough. Zeolite Y Zeolite Y, a molecular sieve used to catalyse fractional distillation in petroleum refining, was invented by Edith M. Flanigen while working for Union Carbide. Flanigen also co-invented a synthetic emerald and was the first female recipient of the Perkin Medal in ...