Annales de l'Observatoire astronomique de Tokyo  5-4

[目次]

• CONTENTS.
• (1) Introduction / 1
• (2) The Chronometer as a Time‐Keeper / 2
• (3) The Effect of the Atmospheric Humidity on the Chronometer / 2
• (4) The Atmospheric Density / 4
• (5) The Atmospheric Pressure / 5
• (6) The Effect of Temperature Change on the Chronometer Rate / 11
• (7) The Motive Force of Chronometers / 13
• (8) An Experiment on Air‐tight Chronometers / 17
• (9) The Pendulum Clock / 19
• (10) On the Secular Variation of the Rate of Pendulum Clocks / 19
• (11) The Effect of Earthquakes upon Pendulum Clocks / 22
• (12) The Effect of the Air upon the Pendulum Clock / 35
• (13) On the Compensation of Clock Pendulums / 40
• (14) Experiments on the Clock Riefler No.93 / 40
• (15) Note on Material Substances for Clock Pendulums / 46
• (16) On the Mutual Adjustment of Time Observation and Time-Keeper / 47
• (17) An Ideal System of Time Preservation / 57
• References and Remarks / 59

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