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 83
ut inside the Ifirst in a -ingle finein the Cornish type,and then in twoin the Lancashiretype (Fig. 13). Iftwo flues were betterthan 1 ausethey extended the surfaceat which flame coulddo work, would it notbe still better to mul-tiply the two into scores? Flues were multiplied accord-ingly and… … 5 \-.r<^ Fig. 13.Lancashire boiler. WATER, NOT FIRE. IN TUBES 59
Fire · Electricity · Color photography
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