Mifcettanea Curiofa. 1 1 7 



divers Qualities, by means of their different Re- 

 frangibility. 



1 o. The Sun's Light is an Aggregate of an 

 indefinite variety of Homogeneal Colours, by 

 Prop, 1, 3, and 9. And hence it is, that I call 

 Homogeneal Colours alfb Primitive or Original. 

 And thus much concerning Colours. 



For a further Illuflration of this Dotlrinc, Mr. New- 

 ton, in his Bool^ of Op ticks lately publiflocd^ has by 

 undeniable Experiments explained mofl of the 

 Principal Phenomena of Light and Colours : To 

 which we refer the I{eader* 



A 



