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Excerpt from Report of the Director of the Royal Observatory, Hongkong: For the Year 1915If the results be grouped from 1884 - 1900 and from 1901 to 1915, it will be found that the mean velocity for the former period was 1333 mph. And for the latter period, indicating a defect of miles of wind, which is far greater than the secular variations in any other element, and

Title : Report of the Director of the Royal Observatory, Hongkong: For the Year 1915 (Classic Reprint)
Author : Hong Kong Royal Observatory
Language : en
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Uploaded : Apr 03, 2021

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