<?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">scientific instruments</topic></authority><related type="narrower"><topic>astronomical instruments</topic></related><related type="narrower"><topic>biological sciences equipment</topic></related><related type="narrower"><topic>chemistry equipment</topic></related><related type="narrower"><topic>geophysical instruments</topic></related><related type="narrower"><topic>SUSI instruments</topic></related><related type="other"><topic>scientific instrument makers</topic></related><related type="broader"><topic>equipment for science and technology</topic></related><variant type="other"><topic>instruments, scientific</topic></variant><variant type="other"><topic>scientific instrument</topic></variant> <note xml:lang="en"><![CDATA[ Crafted instruments used for scientific purposes and research, in all branches of science.  ]]></note></mads>