Mineralogy and Geology. 273 
to manifest the extreme character of the maritime climate of the coast. 
will probably be transferred to Kinderhook, in the eastern plains. 
(3.) ‘The western region, or the high table-lands, between the Hudson 
valley and Lake Erie, is the most extensive. pression of the sur- 
face, and the change of direction of the general slopes, well expressed 
by the course of the two main branches of the Susquehanna, seem to 
Indicate a natural division of it into two parts of almost equal extent, 
eastern or middle table-land, and the western plateau. They are 
from the valley 
of the Mohawk up to the table-land, show still an elevation of 1, 
neral slope inclines toward the southwest, as. 
