THE ERUPTION OF BAXDAI-SAN. 



171 



Earthquakes. 



At 11 h. 50 min. a.m. a 

 slight earthquake lasting for 

 only about 10 seconds was 

 felt ; motion horizontal. 



A feeble shock at 3 p.m. 

 on the 14th ; at 7 h. 30 min. 

 a.m. and at 8 h. 20 min. a.m., 

 on the 15th feeble earth- 

 quakes ; the former was a lit- 

 tle stronger than the latter. 



At about 4 p.m. on the 14th 

 a smart shock was felt and 

 was soon followed by strong 

 shakings of the ground which 

 lasted less than 3 min. 



Meteorological Conditions. 



Cloudy, a warm wind, 78° 

 F. at noon. 



Extremely fine. 90° F. at 

 noon. W. wind. 



Very fine ; 85° F. at noon ; 

 gentle E. breeze. 



Miscellaneous Notes. 



While the weather was extremely 

 fine, we observed the rise of a peculiarly 

 grey coloured cloud-like smoke in the 

 southern sky over Azuma-san. 



After the eruption, the water of Aka- 

 gawa diminished and became turbid. 



