51$ NATURAL HISTORY. 



And therefore it were good to have tincted Ian- 

 thorns, or tincted screens of glass coloured into green 

 blue, carnation, crimson, purple, &c. and to use 

 them with candles in the night. So likewise to have 

 round glasses, not only of glass coloured through, 

 but with colours laid between crystals, with handles 

 to hold in one s hand. Prisms are also comfortable 

 things. They have of Paris-work, looking-glasses, 

 bordered with broad borders of small crystal, and 

 great counterfeit precious stones, of all colours, that 

 are most glorious and pleasant to behold ; especially 

 in the night. The pictures of Indian feathers are 

 likewise comfortable and pleasant to behold. So 

 also fair and clear pools do greatly comfort the eyes 

 and spirits, especially when the sun is not glaring, 

 but over-cast ; or when the moon shine th. 



961. There be divers sorts of bracelets fit to 

 comfort the spirits ; and they be of three intentions ; 

 refrigerant, corroborant, and aperient. For refrige 

 rant, I wish them to be of pearl, or of coral, as 

 is used ; and it hath been noted that coral, if the 

 party that weareth it be indisposed, will wax pale ; 

 which I believe to be true, because otherwise dis 

 temper of heat will make coral lose colour. I 

 commend also beads, or little plates of lapis lazuli ; 

 and beads of nitre, either alone, or with some 

 cordial mixture. 



962. For corroboration and confortation, take 

 such bodies as are of astringent quality, without ma 

 nifest cold. I commend bead-amber, which is full 

 of astriction, but yet is unctuous, and not cold ; and 



