Triumphs and wonders of the 19th century, the true mirror of a phenomenal era, a volume of original, entertaining and instructive historic and descriptive writings, showing the many and marvellous achievements which distinguish an hundred years of material, intellectual, social and moral progress .. (1899)
Boyd, James Penny, 1836-1910 · Philadelphia, Pa., A. J. Holman & Co · leaf 51
ery of petroleum in pay-ing quantities on Oil Creek, Pa., in 1859, there cameabout a great change in kerosene lamp-lighting. It was found, upon analysis, that crude petroleum contained about fifty-fiveper cent of kerosene, which constituted its most important product. Themanufactories of kerosene… … MODERN LAMP. WONDERS OF ELECTRICITY 41 This illuminaut came into almost universal favor for lamp use, owing toits cheapness and brilliancy. It is not free from clanger when improperlydistilled, but under the operation of stringent laws governing its preparationand testing, danger from its use has…
Progress · Inventions
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