Abstract: This paper supplements a former one with corrections and additional matter. A few changes are made in the Fritz epochs of ?probable maxima? of sun spots, dating from 300 A.D., and it is shown that the frequency distribution ...

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Abstract: SYNOPSIS Daily, monthly and annual means of meteorological data show fluctuations of varying orders of magnitude, which may be regarded as either of a fortuitous character or as presenting more or less systematic ...

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Abstract: SYNOPSIS During the last 25 years a number of writers have called attention to a short cycle in weather elements and have given estimates of its mean length varying from 2.5 to 3.5 years. The diversity in these estimates ...

Abstract: No Abstract Available.