Salmon, William: Polygraphice; Or, The Art of Drawing, Engraving, Etching, Limning, Painting, Washing, Varnishing, Colouring and Dying: In Three Books ... (London, 1672)

ssesti colour) in little places one distinvr.
from another,
V II. In all shadowings have ready
some white5 and lay a good quantity of
it by-it felsj besides what the shadow,s
are first mixed with for red for the
cheeks and lips3 temper Lake and red
Lead together: for blew shadows ("as
under the eyes and in veins) Indico or
Ultramarine and white: for gray faint
ibadowsj white, Englisti Oker 3 sbme-
times Masticote : for deep Ilia do ws 3
white., Engliill oker5 Umber : for dark
fliadows., Lake and Pink3 which make a
good ssestiy (hadow.
VI1L To make choice of the light.
Let it be sair and large y and free srom
jlmdows os trees or houfes0 but all clear
Skje light5 and let it be direUsrom above9
and not tranfverfe \ let it be northerly -and
not fouthcrly $ and let the room be clofe
and cleans and sree srom the Sunbeams,
IX. Of the manner of sitting.
Let your desk^ on wliich you worh^ befo
jituate 3 that fitting besore it 0 your lest
arm may be towards the light 7 that the
light