<?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">[glass by property]</topic></authority><related type="narrower"><topic>architectural glass</topic></related><related type="narrower"><topic>glare-reducing glass</topic></related><related type="narrower"><topic>heat-absorbing glass</topic></related><related type="narrower"><topic>heat-resisting glass</topic></related><related type="narrower"><topic>heat-strengthened glass</topic></related><related type="narrower"><topic>insulating glass</topic></related><related type="narrower"><topic>nonreflective glass</topic></related><related type="narrower"><topic>optical glass</topic></related><related type="narrower"><topic>photosensitive glass</topic></related><related type="narrower"><topic>prismatic glass</topic></related><related type="narrower"><topic>reflective glass</topic></related><related type="narrower"><topic>safety glass</topic></related><related type="narrower"><topic>x-ray protective glass</topic></related><related type="narrower"><topic>opal glass</topic></related><related type="narrower"><topic>dichromatic glass</topic></related><related type="narrower"><topic>opaque glass</topic></related><related type="narrower"><topic>dichroic glass</topic></related><related type="narrower"><topic>frosted glass</topic></related><related type="narrower"><topic>luster glass</topic></related><related type="narrower"><topic>metallized glass</topic></related><related type="narrower"><topic>decorative glass</topic></related><related type="narrower"><topic>tempered glass</topic></related><related type="broader"><topic>glass</topic></related></mads>