PX7TNAM COUNTY. 



395 



Wells of Putnam County. 



Mr. Holtz says there is a fine, black sand, varying from two to fourteen 

 feet, next the rock. He very reasonably suggests that many of these 

 wells, in which the water stands so near the surface, would prove to be 

 artesian if properly tubed, the occurrence of seams of sand allowing the 

 lateral escape of the water before it reaches the surface. It is also very 

 likely that many of those wells supposed to penetrate the " bed-rock " 

 have only been drilled into some of the bowlders which often form a de- 

 posit varying from three to fifteen feet near the bottom of the hard-pan- 



A strong "sulphur spring," rising from the rock, occurs on the land of 



