320 Transactions of the South African Philosophical Society. 



prove that there is a lunar influence over the clouds, they do not 

 prove that there is not. There are, at any rate, a number of inte- 

 resting coincidences which seem to be worth elucidation. One con- 

 clusion, however, seems to be pretty safe, namely, that should a 

 definite lunar influence in the matter of cloud dispersal ever be 

 found, it will not be in virtue of the moon's heat absorbed by the 

 upper strata of the earth's atmosphere. 



The following are the ratios per hundred of the number of times 

 that each degree of cloudiness, on a scale of 1 to 10, has been 

 observed at Kenilworth. The number 10 indicates a sky completely 

 obscured, 00 absolutely clear, and a sky with less than one-tenth 

 covered with cloud : — 



Scale 00 



Winter 55 7 



Summer ... 31 10 



1 



2 



3 



4 



5 



6 



7 



8 



9 



10 



4 



4 



5 



3 



3 



3 



3 



3 



3 



7 



6 



5 



6 



5 



4 



4 



5 



5 



5 



14 



