PLATE V. 



Reduced from Special Chart prepared at the Meteorological Office.] 



South-Easterly Type of Weather. 



Isobars are shown by black lines, with indications of the height of the baiometer. 

 Wind. — Arrows flying with the wind, show direction and force, thus : — 



^ = forces 5 to 7 (velocity, 28 to 40' miles per hour). 



iw -- forces I to 4 (velocity, 8 to 23 miles per hour). 



Vol. I.] [To face p. 172. 



