Electro-etching on copper plate. 8 x 12.5 cm. Electrotint with semi-dry electro-etching.
Plate etched in the negative pole (This plate and the next one were made at the same time)
Electro-etching on copper plate. 8 x 12.5 cm. Electrotint with semi-dry electro-etching.
Plate etched in the negative pole (This plate and the next one were made at the same time)