PHILOSOPHICAL 
TRANSACTIONS. 
¥or the Mooths of Augn^^ September and O^ober; 
'OBob.6. 1673. 
The CONTENT S. 
Extras s of two Letters^ the one ofMr^H^mou^ c oncer ning the 
Number t?/ Colors, and the Necejjity of mixing them all for 
the produBion White, &c^^ the other, of a PhUofophsr at ' 
Parisj^ wayx>fJn[werto the former. A Utierofthe Hono- 
rable Robert ^oyh concerning the feget able nature of hmh^t^ 
Greece, according to an Extract ta^en out of a Dutch Eafi- 
Indian J our n ah A Letter about the fuccefs of the Royal Styp- 
tique water in the Fleet. The Figures of [ome Nen> Microfio' 
pica/ Objervations^ together with the De/cription of them^ con- 
cerning fome parts in Bees ^ not difcoverd before. Some Let- 
ters exchanged between MonJleHr Sludus and Monpur Huge- 
niuSj about a conftderahle Optic Vrohkm ^/Alhazen* An Ac* 
count of four Book} : h TraSi confijiing of Obferva- 
tions about the Saltnels of th& Sta'^^an Account Statical Hy« 
grofcope and itjVfej {an Appendix about the Force of the Air's 
moifture , as alfo a Difcourfe of the Natural and Preternatu- 
ral State ^Bodies .5 ^/Robert Bpyle Efq-^ to all which is pres. 
mifed a Sceptical Dialogue about the Pofitive or Privative na- 
ture of Cold, by a Member of the R, Society, 11. Prinppia 
^ Problemata aliquot Geometrica^ante dejperata^minc br^viter 
explicata demonjirata^ Auth.T^H.Malmesburienfi, \ll4An 
Phytological fiiftory; together with a Continuation 
^t^^ Anatomy ^Vegetables, particularly Roots, 
an Account of theVegttmon ofKooist^by Nehemiah Grew 
M.D. and Fellow of the R.Societj/. iV. Thomie Bartholioi 
AUaMedica&Fhilofophica^ 
