No. 445.] ERUPTION OF 



meter from the end cliff there i 

 a temperature of 90'. Tlie 

 brook has very variable tempe 

 Aug. 29, it was 37", but on the , 

 the springs about this third eral 



])erature and to get some hottK- 

 these gentlemen that \vi' are i 

 concerning the springs ; thi'\- ( 

 of the different springs coming 

 same, while that of the main 

 according to them is due to the 

 out of the crater mi.x with the w 

 which is rainfall. This is ]) 

 Riviere Claire. According as 

 abundant the water is more o 

 tunity to prove Aug. J()tii. lo- 

 making observations, suddenly 

 and at the same time blacker 

 from the crater; the water ot 

 temperature rising from ti 

 crowded together in the ra\in 

 and each sought safety 01^. the 

 But as this could be reached o 

 single file, the crowding added 

 Messrs. LePrieur and Peyraud 

 fright and remained behind lac 

 their observations, and they di- 

 afterwards. At the moment 



quiet and the vapor became w 

 determined that the noise too 

 the vent by the expansion of 



