<?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">masonry facing</topic></authority><related type="narrower"><topic>opus incertum</topic></related><related type="narrower"><topic>opus reticulatum</topic></related><related type="narrower"><topic>opus romanum</topic></related><related type="narrower"><topic>opus mixtum</topic></related><related type="narrower"><topic>opus testaceum</topic></related><related type="narrower"><topic>opus signinum</topic></related><related type="narrower"><topic>opus caementicium</topic></related><related type="narrower"><topic>opus latericium</topic></related><related type="narrower"><topic>opus quadratum</topic></related><related type="narrower"><topic>opus craticium</topic></related><related type="other"><topic>bonds</topic></related><related type="other"><topic>masonry</topic></related><related type="broader"><topic>facing</topic></related><related type="broader"><topic>masonry construction</topic></related><variant type="other"><topic>facing, masonry</topic></variant> <note xml:lang="en"><![CDATA[ Process creating stonework or brickwork that is used as the surface finish of structures. ]]></note></mads>