Pint. 



PnrvP 1 TPrn^spntB SiinsDot Preaueucv tlurve 3 represents nftiltuU Frequency at Stuttgart Brpmen, nnd Bnslc. 



C^r^e 2 "^slSte ISu f rlquenc^t Milan, Udine, Vienna, and Prague. Curve 4 represents HailfaU Frequency at Stuttgart, Breme., Lo.don, Boston, Ac. 



Illustrating Professor SciiusUrs Paper on the Connection between Sun Spots and Terrestrial Ffmiomefm 



