<?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">construction block</topic></authority><related type="narrower"><topic>cinder blocks</topic></related><related type="narrower"><topic>concrete blocks</topic></related><related type="narrower"><topic>compressed earth block</topic></related><related type="narrower"><topic>concrete masonry units</topic></related><related type="broader"><topic>building materials</topic></related><related type="broader"><topic>blocks</topic></related><variant type="other"><topic>block, construction</topic></variant><variant type="other"><topic>construction blocks</topic></variant> <note xml:lang="en"><![CDATA[ Building block to be used with other similar building blocks in the construction of buildings. May be made of a variety of materials in a variety of shapes and sizes. Often standardized and/or modular. ]]></note></mads>