| 21. | He told time with a tin clock that lost its minute hand halfway through the journey.
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| 22. | In 1867 this was replaced with a new dial that has both hour and minute hands.
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| 23. | Any fluttering due the indirect gearing is concealed by the relatively slow movement of the minute hand.
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| 24. | This means the minute hands of the international cities were not always pointing to the same minute.
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| 25. | The clock's minute hand alone, at 7 feet 4 inches, is taller than most professional basketball players.
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| 26. | In that year it had only an hour hand but a minute hand was added the following year.
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| 27. | The moving parts were painted bright orange, and a minute hand with a 180 degree dial was added.
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| 28. | Once the minute hand reached the main-marker on the bezel the diver would begin his ascent to the surface.
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| 29. | Each minute hand is 20 feet ( 6.1 m ) long and weighs 530 pounds ( 240 kg ).
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| 30. | Why is the minute hand on a clock longer than the hour hand, and seconds hands are longer still?
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