Brearley, Harry Chase, 1870-, Ingersoll, Robt. H., & Bro · New York, Pub. by Doubleday, Page & Co. for Robert H. Ingersol & Bros. · leaf 84
plication and practical use of all this,on the other hand, we owe them nothing. They never madea clock or watch, or any like device which has more thana merely ornamental use to-day. They gave us the generalplan so well that we have never bettered it, but they leftlater generations to work out the… … Types of the Earliest Time Telling Devices The sun dial is the first ancestor of all time tellers, and the sandglass was probably the first portable time telling device. Time Telling Through the Ages Thus far, in spite of occasional glimpses of the Middle> and of modem times, we have dealt, for…
Time measurements · Clocks and watches
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