PLACER 2oW GE, 
With the article ‘The Permian and Upper Carboniferous.” 
Plate XVIII, View of a massive stratum four feet thick of the 
Strong limestone on the eastern side of the Flint Hills to the west 
of Reece. Along the edge of the stratum are large numbers of 
loose, rectangular blocks, which have broken off from its edge on 
account of the more rapid decomposition of the underlying shales 
and shaly limestones. These blocks are well shown in the picture. 
PLA TLE, olen 
Plate X/X. View of outcrop of Florence limestone on Spring 
ereek, two and a one-fourth miles south of Rock. 
cS RAEN 
