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Barrow, John [Hrsg.]
Dictionarium Polygraphicum: Or, The Whole Body of Arts Regularly Digested: Illustrated with Fifty-six Copper-Plates. In Two Volumes (Band 1) — London, 1758

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https://doi.org/10.11588/diglit.19574#0448
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H A I 413

have. Thefe we conceive, in fome meafure as rcprefenting fo
many different fubjecls, or, at leafi, fo many diff.inc"t parts or
members of one greater fubjecl:.

Groups, with refpecl to the clair-obfcure, are bodies of figures,,
wherein the lights and fhadows are diffufed in fuch a manner,
that they flrike the eye together, and naturally lead it to confi-
der them in one view. See plate XXII.

Matthew GRUNEWALD, firnamed of Jfcbaffem-
berg, painter and engraver, after the manner of A1-.
bert Durer, ufed this mark. He lived in the year
1510.

Leonard GUALTIER, ufed this mark.

G. S. F. {lands for Gio or John Sirani fecit.
GUIL. Baurn3 164. ftands for William Baur, painter to the
emperor.

GUM, a vegetable juice, that exfudes through the pores of
certain plants, and there hardening into a tenacious tranfparent
mafs. See each under its proper article.

Qum re/in, is a hardened juice of a middle refin ; beine; both
diffbluble in aqueous menfiruums like a Gum, and in oily ones
like a refin.

Such are maftic, camphire, ftorax, &c.

G. V. S. G. iignifies, Van Scheendel, fecit, and V. V. Buy-
tuvech, invenit.

H.

TIT AIR, to paint, in miniature, lay on bifire, oker, white,
JLi. and a little vermilion ; but, when it is dark, you muff ufe
black inftead of oker ; and then fhade with the fame mixture,
diminifhing from the white, and finifh with the bifire alone, or
mixed with oker or black, by fine thin ftrokes, very near to each
other, waving and curling them according to the turn of the
Hair.

You muff alfo refrelh the lights with fine turns of oker or of-
piment, or white and a little vermilion ; after which, blend away
the lights into the fhades, working fometimes with brown, fome-
times with pale.

As for the Hairs upon and round the forehead, through which
the flefh is feen, they muft be coloured with the colour of flefh,
fhading and working beneath, as if you defigned there mould be
none ; then fbape them and finifli them with bifire, and refrelh
the lights as you did the reft.

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