IDENTICAL CHANGES 



through the medium of the void Matter. Let it 

 be granted that the former is the case. (Hy- 

 pothesis.) 



Then beside the general and main attraction of 



D 



A6 A 



the earth, each ball has an attraction for the two 

 other balls, which may be measured with very 

 delicate apparatus. 



And because this attraction may be measured it 

 is a finite power, just so much pertaining to a 

 given Mass and no more. Then after the balls 

 A and B have been brought into actual contact, 

 that attraction between them is satiated, and a 

 certain amount of their whole attraction must be 

 held dormant in the embrace of each other. (Hy- 

 pothesis.) 



And as far as superficial observation goes the 

 Magnet and Armature illustrate this hypothesis. 



But the attraction of the balls A and B for the 

 ball C is exactly as great at a given Distance, when 

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