National Geographic : 1905 Jun
30 I C 5-- e o0 Black lines connect places having equal bro pressure; red lines having equa tempera ture; arrows point in direction wind i figures 4t than light. HIGH indicates center of antiyclone, or high-pressure area. Large figuresshow average temperature eac quad rant of cyclone Shadr linshows precipiton areaof last24 hours. 3 3.3 pressure; red lines connect places having equal tempera rant of cyclone. Shading shows precipitation area of last 24 hours. ____________ CHART II.-Winter Storm, December 15, 1893, 8 P. M.