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GEOLOGY OE THE BRISTOL COALFIELD. 



come before our notice, will shew the great range of formations 

 at our disposal. A more delightful and instructive mode of 

 enjoying an occasional holiday can hardly be conceived. The 

 localities given are only a very few of the most typical. 



The total thickness of these strata is no less than c.bout sixteen 

 thousand feet. Of course in no one locality can we uninterrupted 

 see this immense mass; but thanks to Mr. Smith's law, we can 

 trace a tolerably perfect series of the principal formations from 



