<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">etching ground</topic></authority><related type="narrower"><topic>rosin ground</topic></related><related type="narrower"><topic>spirit ground</topic></related><related type="narrower"><topic>hard ground</topic></related><related type="narrower"><topic>soft ground</topic></related><related type="broader"><topic>resist</topic></related><variant type="other"><topic>etching grounds</topic></variant><variant type="other"><topic>ground</topic></variant><variant type="other"><topic>ground, etching</topic></variant><variant type="other"><topic>grounds, etching</topic></variant> <note xml:lang="en"><![CDATA[ An acid-resistant substance applied to a surface to stop out areas that are not to be etched. ]]></note></mads>