| p. 41[Sal alcali]
Then recipe of the best Zink Grey
Putty aa + the [tttt of aaaaa]
of Venetian Borax, mix tttt life into the
Crucible wet with immediately crakle, begun
will have a light yellow hatter with a
yellow Flame rise up when this is by degrees
gone off + well worked. Stir
the [shaves] well with an iron wire
till it is burnt + the Copper remains very
hot in the [Flux] Pour it into an Ingot
well [ smeared} with wax, [kyear] may [Zoin]
mer it + draw it to wire, + it will work
look like the best Gold.
NB This is given in the
School of Arts under the name of
Aurum sophisticum | p. 41[Sal alcali]
Then recipe of the best Zink Grey
Putty aa + the [tttt of aaaaa]
of Venetian Borax, mix tttt life into the
Crucible wet with immediately crakle, begun
will have a light yellow hatter with a
yellow Flame rise up when this is by degrees
gone off + well worked. Stir
the [shaves] well with an iron wire
till it is burnt + the Copper remains very
hot in the [Flux] Pour it into an Ingot
well [ smeared} with wax, [kyear] may [Zoin]
mer it + draw it to wire, + it will work
look like the best Gold.
NB This is given in the
School of Arts under the name of
[Aurum sophisticum] |