24 



AKSEL S. STEEN. 



M.-N. Kl. 



feather corresponding to lo / in the expression for the intensity, A, of 

 the deflecting force. 



The figure, as will be seen, represents what I ma^^ venture to call a 

 surprisingly regular system of currents, whose position in relation to the 

 sun is very characteristic. 



It will be noticed that the current moves cyclonically, so to speak, 

 about a central point lying in the line of direction to the sun, or perhaps 

 more correctly, in a line pointing some few degrees west of the sun. It 

 is only the northern half of the cyclone that appears here. Whether 

 there is a southern half, and if so, where the centre of the whole system 

 is, cannot be directly proved, owing to the lack of observations from lower 

 latitudes than that of Zi-Ka-Wei; but the resemblance between this figure 



