Copper plate cut with laser, and lines etched with ferric chloride previously, 42.5 x 11 cm.
Tonal areas -electrotint with passive electro-etching process and open bite electrotint.
Canarias
Copper plate cut with laser, and lines etched with ferric chloride previously, 42.5 x 11 cm.
Tonal areas -electrotint with passive electro-etching process and open bite electrotint.