Geographical Notices. 377 
condition of their existence, viz: rain, is by nO means so rare 
_ phenomenon as our earlier accounts have led ustoconclude. For, 
though Sahara may perhaps justly continue to be regarded as in 
the main a rainless belt, yet we find many exceptions in sudden 
and very copious showers, and it is altogether likely that there 
are many tracts, like the oasis of Air, which have their regular 
rainy seasons; for we find even in the northern Hamadah, scat- 
tered thickets and a few small bir 
sions. Twenty-five societies (eight American) maintain stations, 
‘Asia Minor) which is about to appear from the press. . ; 
So little. ‘i its known in respect to this most soap 
Mountain land, and, indeed, in respect to the eastern part of 
Asia Minor, that the researches of Dr. Kotschy are both new 
SECOND SERIES, Vou. XXVI, No. 78.—NOV., 1853 es 
