The art of painting wherein is included the whole art of vulgar painting, according to the best and most approved rules for preparing an [sic] laying on of oyl colours : the whole treatise being so full, compleat, and so exactly fitted to the meanest capacity, that all persons whatsoever may by the directions contained therein be sufficiently able to paint in oyl colours, not only sun-dials, but also all manner of timber work ... / composed by John Smith, philomath.

CHAP. III. How to order such Colours as require to be burnt in the fire, to make them the more fit for some uses.

COlours that commonly use to be burnt, are Lamp-Black, Um∣ber, Yellow Oaker, and Spanish Brown. Lamp-Black must alwayes be burnt, otherwise it will never dry kindly. Umber works and dryes well enough without burning for many uses: But when you would colour either Hair, Horse, Dogg, or the Bodies of some Trees, then it must be burnt, which makes it of a deeper and brighter colour; So like∣wise for some particular uses the others are burnt, else not: The man∣ner

thus, Take a Crusipple or Melt∣ing-Pot of bigness sufficient to hold the quantity of Colour you desire to burn, set it in the midst of a Char∣coal or other clear fire, and let it con∣tinue therein till it be all like a coal; then take it out, and let it cool of it self; then grind it and make it fit for use.