C 5083 ) 
ILOSOPHIC 
TRANSACTIONS. 
November 18. 1 672* 
The CONTEJSITS. 
Mr, IfaacNewtons Anfwerto fome Confdirdtiitns upon his 
Brine of Light and Colors y as it was Printed in Numb. 8 d. of 
theft Trails : In which Anfwer fome things being premifed about 
both the PraBique andTheorique part of Opticas 5 the Author en-- 
deavourstoma^it mt^ th^Lt j^eaJpimes no Hypothefis /i?r M 
DoUrine 5 that the Examiners and all other •Mechanical Hy*^ 
pothtks in their genuine conmtHtion are €Off^^ tobn Do* 
Brine yand that ft is not necefikry to limit or explain his' DoUrine 
by any Hy pothefis* To which is added a Refolution of three im^ 
portant C^sere's, i. Whether the Vnequal I{e fr anions ^ made 
without re/peB to any inequality of incidence^ be caujedby the dif- 
fer ent I{efrangibiUty of [everal rays t er by the Splittings Breakc 
ing or Di/fip^ting the fame Ray into divergingfarts 1 2. Whether 
there be more than two Original colours ? 5. Whether JVhitenefs 
be a mixture of ai Colors ? Some particulars of thisfubjeU ret 
commmded to further Conftderation^ An Accompt of twoBoo\st 
L Othonisde Geric{e EXPERlMENTA MJGDEBV1{GI- 
CA NOFA, II. Thefaurus MEDICINjE PRAellCtM ^ 
studio & opera Thorns Burnet. M D. &€* 
Kkkkk Mri 
