<?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">artistamps</topic></authority><related type="other"><topic>mail art</topic></related><related type="other"><topic>stamp art</topic></related><related type="broader"><topic>stamps</topic></related><variant type="other"><topic>artist stamps</topic></variant><variant type="other"><topic>artist&apos;s stamps</topic></variant><variant type="other"><topic>artistamp</topic></variant> <note xml:lang="en"><![CDATA[ Stamps that share the appearance of conventional postage stamps, including size, perforated edges, and in some cases imagery, but that are created and used by artists engaging in the practice of mail art. ]]></note></mads>