Flame, electricity and the camera; man's progress from the first kindling of fire to the wireless telegraph and the photography of color (1900)
Iles, George, 1852-1942 · New York, Doubleday & McClure co. · leaf 52
demand for employmentby force out of work which,repeated often enough, is-sued at length in Herosdevice of the aeolipile, so in-geniously brought down todate in the steam-turbineof the Hon. C. A. Parsons(Fig. 7)- The savage, with-out being able to philosophise about it, had long withflint and… … Fig. 7.Heros seolipile. 30 FIRST GAINS FROM KINDLED FLAME by the knowledge of fuels, of furnace-building, of sub-stances that convey heat well or ill, that fire-users beganto gather long prior to any art of writing. Of those distantdays we have but the unintended records of forsakenhearths, of…
Fire · Electricity · Color photography
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