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      • One hour of light (referred to as the quantity of light shed by a 100 watt bulb in one hour) cost 3200 times as much in 1800 in England than it does today, amounting to 130 euros back then (or a little more than 150 dollars). In 1900, it still cost 4 euros (close to 5 dollars).
      www.statista.com/chart/10567/the-cost-of-light-through-the-ages/
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  2. Feb 6, 2017 · A few decades later, gas lamps and kerosene lamps helped to lower costs. They also saved the sperm whale from extinction. But they, too, were basically an expensive hassle.

  3. A light bulb cost the same as the average week’s wages, and you needed your own home generator. Several Fifth Avenue millionaires installed generators in their houses in 1880s New York, and Mrs Cornelius Vanderbilt even went to a costume ball as Electric Light.

  4. Sep 29, 2020 · However, initially they were very expensive in comparison to old incandescent lamps and the integral control gear, or driver, often made them heavy so they were unpopular. A great deal of product development has happened in the intervening years and the size, weight, wattages, colour operating temperature ranges and physical shapes have ...

  5. Even before Edison demonstrated a working lamp, gas stocks began to fall in price. In late 1879 he and his men began making detailed cost studies of gas light in order to determine price goals that the electric light would have to meet. After the lamp invention, promotions for the Edison system duly reported deaths and injuries due to gas.

  6. Sep 13, 2018 · According to research data published by Fouquet and Pearson, the cost of artificial light had fallen over the centuries from thousands of pounds per lumen hour to fractions of a penny as we evolved from the use of handmade candles to mass-produced light bulbs.

  7. Dec 9, 2022 · By 1800, it took about 5.4 hours, and by 1900, it took 0.22 hours. In 1992, 1,000 lumen-hours required 0.00012 hours of human labor. That amounts to a reduction of close to 100 percent.

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