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Micrographia - Some Physiological Descriptions of Minute Bodies Made by Magnifying Glasses with Observations and Inquiries Thereupon by Robert Hooke
page 170 of 465 (36%)
less into smaller, and consequently cannot be _diluted_; It is necessary
that they which are to imitate all kinds of colours, should have as many
degrees of each colour as can be procur'd.

And to this purpose, both Limners and Painters have a very great variety
both of Yellows and Blues, besides several other colour'd bodies that
exhibit very compounded colours, such as Greens and Purples; and others
that are compounded of several degrees of Yellow, or several degrees of
Blue, sometimes unmixt, and sometimes compounded with several other
colour'd bodies.

The Yellows, from the palest to the deepest Red or Scarlet, which has no
intermixture of Blue, are _pale and deep Masticut, Orpament, English Oker,
brown Oker, Red Lead, and Vermilion, burnt English Oker, and burnt brown
Oker,_ which last have a mixture of dark or dirty parts with them, &c.

Their Blues are several kinds of _Smalts_, and _Verditures_, and _Bise_,
and _Ultramarine_, and _Indico_, which last has many dirty or dark parts
intermixt with it.

Their compounded colour'd bodies, as _Pink_, and _Verdigrese_, which are
Greens, the one a _Popingay_, the other a _Sea-green_; then _Lac_, which is
a very lovely _Purple_.

To which may be added their Black and White, which they also usually call
Colours, of each of which they have several kinds, such as _Bone Black_,
made of _Ivory_ burnt in a close Vessel, and _Blue Black_, made of the
small coal of _Willow_, or some other Wood; and _Cullens earth_, which is a
kind of brown Black, &c. Their usual Whites are either artificial or
natural _White Lead_, the last of which is the best they yet have, and with
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