Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 275
n,as signals to the operators. The great clock in the Naval Observatory iscalled the Master Clock. By means of the re-peating-apparatus the time is repeated overeighteen different circuits to the various parts satisfactory the time is absolutely identicalthroughout the entire system or systems… … THE RECORDING CHRONOGRAPH, SHOWING THE FOUNTAIN-PEN IN POSITION. of the country. New York City automaticallyrepeats the time to all points east and north;Chicago and Cincinnati repeat to all pointswest and southwest; Richmond, Augusta, andAtlanta to all points south. If you shouldhappen to be in…
Children's literature
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