AND MODERN PHYSICS. 147 



how the conclusions of the second law of thcrmo-dyna- 

 mics are connected with tho fact that the coarseness 

 of our faculties will not allow us to grapple with 

 individual molecules. 



Tho work described in tho foregoing chapters 

 would havo been suflicient to secure to Maxwell a 

 distinguished place among those who have advanced 

 our knowledge ; it remains still to describe his greatest 

 work, his theory of Electricity and Magnetism. 



