Hugh Paton has written:

'Etching, drypoint, mezzotint' -- subject(s): Dry-point, Etching, Mezzotint engraving, Technique

A. J. van Roosmalen has written:

'Dry etching for VLSI' -- subject(s): Design and construction, Etching, Integrated circuits, Plasma etching, Semiconductors, Very large scale integration

Search Google for this. There is lots of info online.

color etching is fraternally etching

An etching on paper is a print made from a metal plate, called an etching.