Hood, Grant · Kansas City, Mo. : Kansas City Jeweler and Optician · leaf 28
cal times without complicating matters,and it would be very hard to avoid serious accidents. 23 TIME SERVICE OF TODAY. Figure 6 shows the Empire State Express going at a. rateof seventy miles an hour, which could not be done withoutsome system which would prevent accidents. To overcome the… … Fig. lo—The Chronograph Recorder. power in existence can pull them. Each year the speed o;famous trains is increased and as rapidly as this is done,the timepieces must be made to perform more closely, andthe railroads require their men to carry a higher grade ofmovements. A watch that five or ten…
Clocks and watches
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