PEACHAM, Henry, The Gentlemans Exercise. Or, An exquisite practise, as well for drawing all manner of Beasts in their true Portraitures : as also the making of all kinds of colours, to be used in Limning, Painting, Tricking, and Blazon of Coates, and Armes, with divers other most delightfull and pleasurable observations, for all young Gentlemen and others. As also Serving for the necessary use and generall benefit of divers Trades-men and Artificers, as namely Painters, Ioners, Free-Masons, Cutters and Carvers, &c. for the farther gracing, beautifying, and garnishing of all their absolute and worthy pieces, either for Borders, Architects, or Columnes, &c., London, J. Legat, 1634.1 quotations
Blew hath his Etymon from the hye Dutch, Blaw, from whence he calleth Himmel-blaw, that which we call skye colour or heavens-blew, in Spanish it is called Blao or Azul, in Italian Azurro, in French Azur of Lazur an Arabian word, which is the name of a stone, whereof it is made, called in Greeke κυάνεος and in Latine Cyaneus a stone, […].
The principal blewes with us in use are,
Korck or Orchall.