C. EASTON, ■Oscillations of the solar activity and the climate." 



J 



A. ndative numbers (Relativzahlcn) of sunspots according to R. Wolf 

 snice 1745. ' 



H Mean of Nr.. II, IV and VI of the six periods of -178 year.s of climate 

 (cold winters) since 85<i. 



C. Mean of all six t/X-vear periods of climate. 



D. The last 1 78-year pr'riod of climate alone. 



od of climate of 89 years. 

 !<. Mean of all 12 periods since 848, all severe winters. 

 ,5. The same, for the exceptionally severe winters only. 

 Cold winters and inequalities of solar acti' 

 «. Cold winters: mean of 178-year periods since -1712, i 

 ;5. Deviations of phase of H-year sunspot-period from n 



Proceedings Royal Acad, Amsterdam. Vol. V!I. 



