<?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">[bolts by form]</topic></authority><related type="narrower"><topic>foot bolts</topic></related><related type="narrower"><topic>necked bolts</topic></related><related type="narrower"><topic>carriage bolts</topic></related><related type="narrower"><topic>expansion bolts</topic></related><related type="narrower"><topic>hanger bolts</topic></related><related type="narrower"><topic>lag bolts</topic></related><related type="narrower"><topic>eyebolts</topic></related><related type="narrower"><topic>toggle bolts</topic></related><related type="narrower"><topic>assembling bolts</topic></related><related type="narrower"><topic>anchor bolts</topic></related><related type="narrower"><topic>machine bolts</topic></related><related type="narrower"><topic>barb bolts</topic></related><related type="broader"><topic>bolts</topic></related></mads>