ILLUSTRATIONS. 



Sutton, Fig. 



If 



n 



3- 



4- 





I. Typical Barometer Curves 



Summer ,, 



Winter ,, ,, 



5. Component Wind Directions at Kimberley 



6. ,, ,, ,, East London 

 Rawson, Provisional Chart of Isobars, Transvaal, February 



M » May 



„ „ August 



November 





V 



n 



M 

 M 

 V 



1> 



n 



Innes, Fig. i. Mean Annual Isobars, South Africa 



2. Amplitude of First Term, 



3. Phase of ,, 



4. Amplitude of Second Term 



5. Phase of ,, 

 Diagram i. B. R. 21st May — 5th June, 1905 



„ 2. ,, „ (Cape 



advanced 36 hours) ... 

 3. Barometer Readings, November, 1905 



4- 



5- 



6. „ „ June, 1906 



7- 



8. 

 Argentine Maps, ist, 2nd, 3rd April, 1906 

 Winter Cyclone Map, South Africa 

 Summer ,, 



V-Shaped Depression 

 Map I. South Africa, Thursday, June 21st, 1906 



u 



M 

 n 

 i> 



51 

 M 



1> 



15 



M 



11 

 M 

 11 



Goetz, F 



Johnson 



2. 



3- 



4- 



5- 

 6. 



11 

 11 



M 

 11 

 11 

 11 

 If 



Friday, June 22nd, 

 Saturday, June 23rd, 

 Sunday, June 24th, 

 Monday, June 25th, 

 Tuesday, June 26th, 

 _ Wind-Frequency Resultants (Polar Co 



ordinates) ... 



2. Wind-Frequencv Resultants (vide Table A.) 



3. ,, Movement ,, ,, ,, 

 U.S.A. Weather Map, Relative Humidity, January ... 



February 



March 



April 



May 



June 



Page 



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17 



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13^ 



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