moon, which has in that period moved on 1⁄28th of a revolution round the earth.43 Consequently high tide will not occur till a has reached position b and overtaken the moon, as it were, which takes about
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HOW IT WORKS.
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moon, which has in that period moved on 1⁄28th of a revolution round the earth.43 Consequently high tide will not occur till a has reached position b and overtaken the moon, as it were, which takes about