<?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">perpend</topic></authority><related type="broader"><topic>bondstone</topic></related><variant type="other"><topic>parpend stone</topic></variant><variant type="other"><topic>perpend stone</topic></variant><variant type="other"><topic>perpent stone</topic></variant><variant type="other"><topic>perpin stone</topic></variant><variant type="other"><topic>stone, parpend</topic></variant><variant type="other"><topic>stone, perpend</topic></variant><variant type="other"><topic>stone, perpent</topic></variant><variant type="other"><topic>stone, perpin</topic></variant><variant type="other"><topic>stone, through</topic></variant><variant type="other"><topic>through stone</topic></variant> <note xml:lang="en"><![CDATA[ Bondstone which extends completely through the entire thickness of a masonry wall and is exposed on both wall faces. ]]></note></mads>