Astronomy and Meteorology. 295 
south of Nantucket, when a second considerable explosion took place, 
ards the principal fragments passed on till lost to view in the 
The time of flight is doubtless largely overestimated by most 
observers, especially those unaccustomed to measure intervals of a few 
Uthern Unj ‘no of August 2d, between 10 and 11 
0! clock ited States on the i gui , 
tom three to five minutes after the disappearance of the meteor a re- 
"twas heard like the discharge of an eight-pounder; which was fol- 
