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| Note: | Images of the original pages are available through Internet Archive. See https://archive.org/details/timeitsmeasureme00arth |
TIME AND ITS
MEASUREMENT
BY
JAMES ARTHUR
REPRINTED FROM
POPULAR MECHANICS MAGAZINE
POPULAR MECHANICS MAGAZINE
Copyright, 1909, by H. H. Windsor
CHICAGO, 1909
CONTENTS
CHAPTER I
| Time as an abstraction. — Ancient divisions of day and night. — Night watches of theOld Testament. — Quarter days and hours of the New Testament. — Shadow, orsun time. — Noon mark dials. — Ancient dials of Herculaneum and Pompeii. — Moderndials. — Equation of time. — Three historic methods of measuring time. — “Time-boy”of India. — Chinese clepsydra. — Ancient weather and time stations. — Towerof the winds, Athens, Greece | Page 13 |
CHAPTER II
| Chinese and Japanese divisions of the day. — Hours of varying length. — Setting clocksto length of daylight. — Curved line dials. — Numbering hours backwards andstrange reasons for same. — Daily names for sixty day period. — Japanese clockmovements practically Dutch. — Japanese astronomical clock. — Decimal numbersvery old Chinese. — Original vertical dials founded on “bamboo stick” of Chineseclepsydra. — Mathematics and superstition. — Mysterious disappearance of hours 1,2, 3. — Eastern mental attitude towards time. — Japanese methods of striking hoursand half hours | Page 25 |
CHAPTER III
| De Vick's clock of 1364. — Original “verge” escapement. — “Anchor” and “dead beat”escapements. — “Remontoir” clock. — The pendulum. — Jeweling pallets. — Antiqueclock with earliest application of pendulum. — Turkish watches. — Correct designsfor public clock faces. — Art work on old watches. — 24-hour watch. — Syrian andHebrew hour numerals. — Correct method of striking hours and quarters. — Designfor 24-hour dial and hands. — Curious clocks. — Inventions of the old clock-makers | Page 37 |
CHAPTER IV