232 Dr. BuacpEn’s Account of Some late fiery Meteors. 
mafies to hold a determined courfe, and exhibit the different: 
appearances of what we call fire-balls; and probably at a ftill 
greater elevation above the earth, the electricity accumulates 
in a lighter lefs condenfed form, to produce the wonderfully 
diverfified ftreams and corufcations of the aurora borealis. 
I have the honour to be, with the greateft ref{pect, 
STR, 
Your moft obedient humble fervant, | 
C. BLAGDEN. 
EWD OF PART I. OF VOL. LXXIVe 

