<?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">film backs</topic></authority><related type="broader"><topic>camera accessories</topic></related><variant type="other"><topic>film back</topic></variant> <note xml:lang="en"><![CDATA[ Accessory devices that attach to camera bodies that employ photographic film. Some cameras operate with these as an integral part of the mechanism, while others use them as an add-on part that allows the use of varied formats or types of film. ]]></note></mads>