llu $3re*ib,ent. 



character and which are Deyoiiu. ^~ _ 

 the county. Through the perseverance of man 

 Nature is yielding up much of her hidden 

 treasures ; energy, or its equivalent force heat, electricity, and 

 other primary elements which possess no material constituents 

 and are among the most powerful agents in Nature, have not 

 escaped the grasp of man. Phonography, perhaps, is making the 

 most startling progress, and, under the genius of Edison, is in a fair 

 way towards perfection. Geology, which 50 years ago had no 

 standpoint in the Areopagus of science, now stands on one of its 

 highest platforms through the genius of Lyell, Sedgwick, 

 Murchison, Prestwich, and those who have followed the lines laid 

 down by these pioneers, all of whom have contributed towards the 

 knowledge of the physical and biological history of our earth 

 from the earliest periods. We now know the characteristic features 

 and constitution of the rocks which are classified according to their 



