<?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">catalog numbers</topic></authority><related type="other"><topic>accession numbers</topic></related><related type="broader"><topic>identification numbers</topic></related><related type="broader"><topic>marks by function</topic></related><variant type="other"><topic>catalog number</topic></variant><variant type="other"><topic>catalogue number</topic></variant><variant type="other"><topic>catalogue numbers</topic></variant><variant type="other"><topic>numbers, catalog</topic></variant> <note xml:lang="en"><![CDATA[ Numeric, alphanumeric, or other identifying codes assigned when an art object, book, or other item is described or listed in a catalog, usually a published catalog. An example is an exhibition catalog. The numbers are typically not marked on the object itself. For numbers given to objects when they are acquired by a repository, prefer "accession numbers." ]]></note></mads>