H.. A. Hazen-—Tornadoes. 187 
In this table, column six gives the distance in statute miles 
eleven gives, as nearly as possible, the distance to the nearest 
north wind; this was seldom measured in the direction of 
“low;” if it had been, the distances would have been much 
greater. The last column contains the lowest pressure at the 
center. This table brings out many most interesting facts and 
merits careful study. 
rom the south and southeast, and if from any other 
quarter, all are from that direction 
action there is no upward rush such as is supposed to take 
place at a low center; secondly, that the winds are uniform and 
there is no meeting of cool northerly with warm southerly 
regions. The facts, however, seem to show a much more par- 
ticular cause. Take a very recent instance, the earliest exten- 
