394 



MR. S. M. JACOB ON 



,V«y 30* June jb^AiL- 



Nov' Dec' 3 J»J«m- fetn- XareA Aj>nl 

 Dm:' 



Fig. 21. 



The curves obtained from the total monthly rain- 

 fall fitted to the polygon whose vertices represent 

 the average rainfall for 10 days on either side of the 

 vertex in question. 



Ver. Scale 1 cm = 3" per month. 

 Hor. Scale '6575 cm. = 30 days. 



Fig. 22. 



Product moment for Peshawar- 

 r = -04g. 

 Scale 1 mm. = T %V 2 



Fig. 23. 



Rainfall in Sialkot (1887-8 to 1906-7) 

 20-day means for 20th May — 27th Oct. 

 fitted with a skew frequency curve — 



y= io-57(i---) - 



where x and y are measured in \ cms. 



Hor. Scale icm. = 45 days. 

 Ver. Scale ictn. = 3" in 30 days. 



ass/1 ao/f 



Fig. 24. 



Product moment for Shahpur- 

 151 --093. 



Scale 1 mm. = i£§ ,/z 



