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The clocks common for mediaeval Europe were sundials, hourglasses, and water clocks, or clepsydrae.However, sundials only were of use when the weather was good, and the clepsydrae remained a scarcity”.In the end of the 9th century a.d., candles were... more
The clocks common for mediaeval Europe were sundials, hourglasses, and water clocks, or clepsydrae.However, sundials only were of use when the weather was good, and the clepsydrae remained a scarcity”.In the end of the 9th century a.d., candles were widely used for timekeeping. The English King Alfred took them along on his journeys and ordered them to be burned one after the other. The same manner of timekeeping was used in the 13th-14th century, in the reign of Charles V, for instance. “The monks kept count of time by the amount of holy book pages or psalms they could read in between two observations of the sky… For the majority, the main timekeeping medium was the tolling of the church bells”. One is to bear in mind that astronomical observations require a chronometer that possesses a second hand, while we learn that “even after the discovery and the propagation of mechanical chronometers in Europe, they had been lacking the minute hand till 1550”. less
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