(119) Vlunf, 7 
PHILOSOPHICAL 
T B^A^SAC7103^S. 
Monday, "I>f^"e«i^. 4, 1665, 
TheContents» 
Monfieur de Sons frogrefs in working Parabolas Ghffisl * 
Some fpecnlations of Monfieur Auzout concerning the 4;h^n* 
ges ^ likely to be dt [covered in the Moon, ihe inflanci of^ 
the fame Perjon to Mr^ Hook^ for commmcating his Cen-^ 
trivance of mahjng with Glares of a few feet Diameter ^ 
Tclefcopes drawing fever d hundred fett^ together with 
his offer ofrecom^enjlng that fecret with another^ which 
teaches , Hdw to meafure with a Tdcfcope the Diftanccs of 
Objeds upon the Earths the Experiment of Kircher ^ of ^ 
preparing a Liqmr J that fisalljlnkjnto^ and colour the whole 
'Body of Marble , delivered at lengthy Ati Intimation of a 
Way found in EmopQ ^ to ma^^e good Chim-Difbes, An 
Account of an odd spring Weftphalia , together with an 
Information touching Salt- Springs 5 and a way of firaining 
^ Salt- water. Of the Rife and Attempts of d way tol convei^ 
LtqHJrs immediately into the Mafs of Bloods 
Of Monftenr de Sons Frogrefs in working Parabolar 
Glafies. 
Since what was mentioned in the loimediatcly precedent 
« . Trii^jtouchingMonfieur de Sons noble attempt of grindirg 
Glaffes of a Purabolical Figure, rbc Pubhfber of thefe Papers 
hath himfelf feen two Pye gUfJes of that fhapejal our one inch 
& a half deep, and one inch and a quarter broad,wroughc by 
this Eminent Artiji with a rare Steel •inftrumcnt of his own 
contrivance and workmanlhip ^ and by himfelf alfo poHflied 
to admiration. And certainly it will be wondred at by thofe^ 
II " who 
