LIST OF ILLUSTRATIONS. 



PAGE 



CHART OF THE NORTH ATLANTIC ON AN EQUAL- SURFACE PRO 

 JECTION, SHOWING THE GrULF STREAM, &C 217 



CHART OF THE NORTHERN HEMISPHERE, SHOWING THE CURVES 

 OF EQUAL MEAN ANNUAL TEMPERATURE AND EQUAL MID 

 WINTER TEMPERATURE FOR LONDON 264 



THE SAME, SHOWING THK CUP.VES OF EQUAL MEAN ANNUAL 

 TEMPERATURE AND EQUAL MID-SUMMER TEMPERATURE FOR 

 LONDON ...... 265 



DIAGRAM SHOWING THE ANNUAL VARIATION OF MEAN DIURNAL 

 TEMPERATURE AT GREENWICH . 277 



DIAGRAM SHOWING THE BAROMETRIC PRESSURE OVER SOUTHERN 

 HEMISPHERE 287 



DIAGRAM SHOWING THE BAROMETRIC PRESSURE OVER NORTHERN 

 HEMISPHERE . ib. 



FIGURE ILLUSTRATING A THEORY IN EXPLANATION OF THE Low 

 BAROMETER OF THE ANTARCTIC ZONE ..... 305 



