HEREDITY 195 



and reflux of atomic values, the monatomics, which 

 are always in the centre of this movement, from 

 which spring, on each side of the axis, four columns 

 that from the centre to the circumference appear 

 ranged in the order of their atomic values. Note 

 the original arrangement of those that are positive 

 and those that are negative bodies, those that are 

 good and those that are bad conductors of electricity, 

 the former being on the right, the latter on the 

 left. 



This new aspect of crude matter, subjected to a 

 periodical working of force, acquires new life and 

 significance. Comparing this aspect of the in- 

 organic world with the aspect under which the 

 organic world reveals itself in transformism, one 

 better understands the law of evolution. Every- 

 thing appears as a function of an infinite unity. 

 The tables of Mendeleef and Crookes recall the 

 classifications of natural history. In comparative 

 anatomy and embryology, in phylogenyand ontogeny, 

 marking the different times and methods in which 

 the cellular organism comes to be transformed into 

 human organisms, we seem to see one of the above- 

 mentioned tables, that of the organic world being 

 much more mysterious, but no less regular. 



And Sir William Crookes adds further: "The 

 more I study the arrangement of this zigzag curve, 

 the stronger is my conviction that the man who 



