a OE eel! - 3 —_ : =< : : : 
Sertenber 1942, : ; BAROMETRIC UNDULATIONS OBSERVED AT - 
wu 20 Da 
oO o 
Days 
um 
ours 0. 












oan nen nana a 
| Figure 1 
| 
inches = L a ==! = 
From maatmum of S@ptaribar 14" to mac 
October 1842. 
pays 18 Ip ~ 20 
Howe § 6 8 Bb a = aie 0 0 



—- 
Indes . 



Figure @ | 

| 
4 
1 : | 
| 
| 

indice 








| ji le 2 
From maainum of dobar HY to maximum of Otober 31812. Intaval betwen the masima 17 days. The continiiw of the Wave appears to have been broken by the undulations of the 19to 237 and. of the 4 ana. 264 produang the Io subordinate macuna mentioned in the Report. 





suptember hy? Vetober 
Days 30 Us Ke vl October 2 3 7 6 
IOUT G9 65g) REIS ES Soe ad —L. —_— ———— ~ aE _ — 
nbn. noon | | 









| 
SO Inches ] 
Figure 3 
| | \ ee | 
From Sqptembe0 Yt October Ib “shewing two well detined undidations having thar respective maxima or the Mand 9% of Qdoba 
October SR. Novernber 
Dans ap 1 2 
Hours 0.9 8 yi a yu 0 ee é 
se 
ie __ 


30 Inches | —— a +| - 
| 

| 
| 
a SS! = oe 
Trom Odober 31 to Novanber ? Newing a similar depression to Hat of the early part or October 



