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

226 Volygraphices. Lib. III.
red: but with a strong fblution os pot
allies into a delightful green.
XIV". Upon things red by nature as fy-
rup of Clove gilliflowers, juyce of buck-
thorn berries, insusion os red roles, Bra-
zil, &c. Spirit of Salt makes no consider-
able change, but rather a lighter red:
but other felts turn them into a green- -
ishs elpecially juyce os buckthorn ber-
ries.
XV. Juyce os Jafmin andlhow drops,
by a strong alcalizate sblution, was f al-
though os no colour) turned into a deep
greenisti yellow.
XVI, Buckthorn berries being gather-
ed green and dried, are called stp-ber-
ries, which being infused in Alom water
gives a sair yellow (which is used by
Bookbinders sor the edges of their books>>
and to colour leather also .*) being gather-
ed when they are black, they are called
sap green, and make a green colour being
put into a brass or copper veflel for three
or four days 5 or ji little heated upon
the fire, and mixed with Alom in pow-
der , arid preifed sorth '■> Co put into
blad-