66 Notice uf Hayden's 
i Essuys. 
generally | ‘supposed, and of course much» more to other 
causes: among the most conspicuous of which, in his view, 
are the operations of man bimself in. creating. artificial 
ground, and the action of winds, in transporting sand and 
loose earth. But, it is impossible 10 convey any adequate 
idea of the value of this: ‘parts of Mr, at s a tg with- 
out entering more into detail thi ith: — 
inre — nits of t 
In-e 
peeonars we. cant sear ‘shat= Mr. 
len’s ill prove an interesting and useful volume 
general eehders’ as well as to-the Geologis Rie 
notso much involved in technics as to assume a re- 
sore aspect to the view of the general scholar, or of the 
reader of common intelligence. It will prove an agreeable, 
and we think, an attractive volume, at the family fire side, 
and we therefore: hope that.the meritorious author may be 
adequately remunerated for his labour stn mA an 
extensive sale of the work, and be enabled, 
is us to , that some sis of. “ahi oF 
tents or = fikdex (or bth: both) would greatly increase 
the ease of reference, and consequently, the utility of the 
volume, in the divisions of which, there is at present little 
to guide the eye, or to aid the recollection, i in retracing our 
HAD, for the purpose of ee ye. E Patisaicess: 
» Among the original. — a 
uw ae . 
€ soph i, 
thor would, i in that faa te also 
va ns while: the volume 
