Electro-etching on copper plate. 23 x 15.5 cm. Lines on hard ground.
Once the entire drawing is done, it is electro-etched at 15' intervals, making stop-out at each interval.
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Electro-etching on copper plate. 23 x 15.5 cm. Lines on hard ground.
Once the entire drawing is done, it is electro-etched at 15' intervals, making stop-out at each interval.