DIUE^JAL VARIATIONS OE MAGNETIC DIP AT MAKERSTOUN 1843-1846. 
Inms. Roi). SocEiin. ToL.XIJ. faitK Mate lV 
AM 

PM 
AM 
^ _7,_JS B__10 O 1 2____S 4 S_^ 6_ J^ 8 9 10 n 12^ 2 3 4 S_ 6 7 8 9 10 11 O 
Dec.^Ieh. 
Mar.^Ajn: 
May. June 
July, Aug. 
Sept.-Hov. 
Sept.-Fah. 
Mar. - Aug. 
Year 
Mea7v 
Mean. 
Mean, 
Mean 
Mean 
Mean, 
Mean 
negative OTcLinates indicate increasing Dip. Scale , I Jiiv. =0-4' minutes. 
_-/^--'^^V- Mean of all . ■' Mean of unditturbeJ. days. 
Eng.btf GetkAikmoJi 
