<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31444794</termId><termName>film backs</termName><termType>PT</termType><termNote><![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. ]]></termNote><termCreatedDate>2026-03-30 20:59:48</termCreatedDate><relation><relationType>UF</relationType><termId>31444795</termId><termName>film back</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31420414</termId><termName>camera accessories</termName><termType>PT</termType></relation></term>  </Zthes>