368 CLAYS AND CLAY INDUSTRY. 



where they are numerous. Samples were taken from certain of 

 the clay beds, which are now utilized and which seemed fairly 

 representative, and also from many unworked localities which 

 seemed promising. It was of course impossible, within the limits 

 of time and money available, to make physical tests of samples 

 from all outcrops of clay, or even from all the clay pits in the 

 State, but this work was so^ distributed geographically as to give 

 definite and accurate information as to the economic value and 

 character of all the important clay beds. In the following pages 

 details are given relating to all the localities from which samples 

 were taken, as well as of some other important deposits. -It was 

 not thought best to attempt to describe individual plants except 

 where they illustrate some particular feature of technological 

 interest. 



