C 50 ] 



Ethereal, fhe, with Alchymy divine,. 605 



Brightens each touch, ennobles ev'ry line ; 

 Yet Pains and Practice only can beftow 

 This facile power of hand, whofe liberal flow 

 With grateful fraud its own exertions veils : 

 He beft employs his Art who beft conceals. 6icr 



The oinai to ^^ n ^ f et Tafte with Judgment join'ct 



mutt be in the t r t . . * t _ 



Head, and the The future whole infix upon thy mind, 



Copy on the 



Be there each line in truth ideal drawn, 



Or e'er a ^colour on the canvafs dawn ; 



Then as the work proceeds, that work fubmit 



To fight mftinctive, not to doubting wit ; 6 1 6 



eye each obvious error fwift defcries, 



to be in the 



Eyes. Hold then the compafs only in the eyes. 



Mente diu verfata, rrranu celeranda repenti. 

 Arfque laborque operis grata fie fraude latebit : 

 Maxima deinde erit ars, nihil artis ineiTe videri. 



LXI. ^ ec P r i us inducas tabulae pigmenta colorum, 440 



Archetypusin 



mente, Apo- Expenfi quam figna typi ftabilita nitcfcant, 



graphus in 



Et menti praefens operis fit pegma futuri. 

 LXII. Praevaleat fenfus rationi, quac officit arti 



Circinus in 



Confpicuss^ inque oculis tantummodo circinus 



