Etch and prepare the clean stone with phosphoric acid and gum.
Nothing was needed now except to etch the design in the upper cylinder.
The terms were, that Turner was to etch and Lewis to aquatint at five guineas a plate.
Then, I love to etch, particularly on noses, and that was a good big one.
The charcoal will leave the surface in a fit state to etch upon.
You see ...