(407) 
Tahle ] wEere fometimes one Engin orlnftrument mayminifter 
Aid to difcover a large branch of Philofophyj as the Bar^fc0pe, an 
OftickCl/tfs.Scc, 
And very particularly M,R00k's direftions for Seamen,which fpe- 
Gifies Inftruments, may hereunto belong. 
And fometimes in one of the Difcourfes herein mention'd, and 
abbreviated, there are almoft as many Artificial Inventions, as 
Experiments as in Mr. Boylis Hydtoftatical Experimems : Be- 
fides all theChymical Opef^tionSj recited in tmiTreanfr^ the 
Origine of Forms ^ &c. 
E B. R A T a:- 
^-ag, J 9io |m, i |. blot outj aso Ml iin» M^, -read of th§ SmL 
F I H I S. 
