420 PHYSIOLOGICAL REMAINS. 



glass of antimony, divers flowers from mines, sulphur, 

 mastic, hard sealing-wax, the harder rosin, arsenic. 



These following bodies do not draw : 



Smaragd, achates, corneolus, pearl, jaspis, chalcedo- 

 nius, alabaster, porphyry, coral, marble, touchstone, 

 haematites or bloodstone, smyris, ivory, bones, ebon- 

 tree, cedar, cypress, pitch, softer rosin, camphire, gal- 

 banum, ammoniac, storax, benjoin, loadstone, 1 asphal- 

 tum. 



These bodies, gold, silver, brass, iron, draw not, 

 though never so finely polished. 



In wittier, if the air be sharp and clear, sal gemmeum, 

 rock alum, and lapis specularis, will draw. 



These following bodies are apt to be drawn, if the 

 mass of them be small : 



Chaff, woods, leaves, stones, all metals leaved, and 

 in the mine ; earth, water, oil. 



Si fiat versorium ex metallo aliquo more Indicis Mag- 

 netici, et fini alteri apponatur succinum, leniter frica- 

 tum, versorium convertit se. 



Succinum calefactum ab igne, sive tepeat, sive fer- 

 veat, sive inflammetur, non trahit. 



Bacillum ferreum candens, flamma, candela ardens, 

 carbo ignitus, admota festucis aut versoriis, non tra- 

 hunt. 



Succinum in majore mole, si fuerit politum, allicit, 

 licet non fricatum ; si in minore, aut impurius, sine 

 frictione non trahit. 



Crystallus, lapis specularis, vitrum, electrica cetera, 

 si . urantur, aut torreantur, non trahunt. 



1 A note in the margin says the drawing of iron excepted. 



