...They seem to know theexact time of the night, as if they had watches or clocks, and theyusually go forth to hunt about midnight and return to their homes aboutfour o'clock... 
Royal Dixon 「The Human Side of Animals」
...Methods of making water clocks have been investigated by the samewriters, and first of all by Ctesibius the Alexandrian, who alsodiscovered the natural pressure of the air and pneumatic principles...
Vitruvius 「Ten Books on Architecture」
...Being an Account of theHistory of Clocks and Watches, with a List of 8,000 Old Makers,with descriptive Notes...
Richard Glazier 「A Manual of Historic Ornament」
...This subdivision of the dayrequires some mechanical means of continually registering time, and forthis purpose we use clocks and watches...
E. Walter Maunder 「The Astronomy of the Bible」
...He lived before the days of telescopes and accurate clocks...
George Forbes 「History of Astronomy」
...The discovery by Galileo of the isochronism of the pendulum, followed byHuyghens’s adaptation of that principle to clocks, has been one of thegreatest aids to accurate observation...
George Forbes 「History of Astronomy」
..., which have elapsed since the sun was on the meridian,and this is the kind of time which is shown by a sun dial,and which was in general use, years ago, before clocks andwatches became common...
George C. Comstock 「A Text-Book of Astronomy」
...Ourfore-fathers had to regulate their clocks by a sundial, or perhaps by amark at the corner of the house, which showed where the shadow of thehouse fell at noon...
Simon Newcomb 「Side-lights on Astronomy and Kindred Fields of Popular Science」
...In the hands of such a skilful man as Tycho Brahe, the old open sights, evenwithout clocks, served their purpose sufficiently well to enable Kepler todiscover the true theory of the solar system...
George Forbes 「History of Astronomy」
...Up to this time the method adopted in the construction of clocks was notcapable of producing a mechanism which measured time with sufficientaccuracy to satisfy the requirements of astronomers...
Thomas Orchard 「The Astronomy of Milton's 'Paradise Lost'」
... “The city clocks,” we said...
Jeanie “Mrs. Aeneas” Gunn 「We of the Never-Never」
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