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 194
Fig. 51. Worthington triplex pump, geared to 60 horse-power, 2080 volt inductionmotor. General Electric Co., Schenectady, N. V. … Fig. 52. Armature for 5 horse-power direct-current motor. General Electric Co., Schenectady, N. Y. TRANSPORTATION 163 or a tunnel, where there is no interruption by other traffic,and a speed is attainable quite out of the question aboveground. Here, too, electricity is the best motive power.In…
Fire · Electricity · Color photography
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